Top 200 Science Quotes (2024 Update)
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51. “We are a way for the cosmos to know itself.”

— Carl Sagan

52. “My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.”

— Stephen Hawking

53. “We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.”

— Neil deGrasse Tyson

54. “Any sufficiently advanced technology is indistinguishable from magic.”

— Arthur C. Clarke

55. “The cure for a fallacious argument is a better argument, not the suppression of ideas.”

— Carl Sagan

56. “Not only do we live among the stars, the stars live within us.”

— Neil deGrasse Tyson

57. “Imagination will often carry us to worlds that never were. But without it we go nowhere.”

— Carl Sagan

58. “The universe is a pretty big place. If it’s just us, seems like an awful waste of space.”

— Carl Sagan

59. “There's as many atoms in a single molecule of your DNA as there are stars in the typical galaxy. We are, each of us, a little universe.”

— Neil deGrasse Tyson

60. “If you wish to make an apple pie from scratch, you must first invent the universe.”

— Carl Sagan

61. “We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.”

— Carl Sagan

62. “I, a universe of atoms, an atom in the universe.”

— Richard P. Feynman

63. “Two things awe me most, the starry sky above me and the moral law within me.”

— Immanuel Kant

64. “I would rather have questions that can’t be answered than answers that can’t be questioned.”

— Richard P. Feynman

65. “Magic is just science that we don’t understand yet.”

— Arthur C. Clarke

66. “We are star stuff which has taken its destiny into its own hands.”

— Carl Sagan

67. “Across the sea of space, the stars are other suns.”

— Carl Sagan

68. “The universe seems neither benign nor hostile, merely indifferent.”

— Carl Sagan

69. “Electric power is everywhere present in unlimited quantities and can drive the world’s machinery without the need of coal, oil, gas, or any other of the common fuels.”

— Nikola Tesla

70. “We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are far more galaxies than people.”

— Carl Sagan

71. “I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the seashore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.”

— Isaac Newton

72. “I think of space not as the final frontier but as the next frontier. Not as something to be conquered but to be explored.”

— Neil deGrasse Tyson

73. “Science may have found a cure for most evils; but it has found no remedy for the worst of them all – the apathy of human beings.”

— Helen Keller

74. “Science is the poetry of reality.”

— Richard Dawkins

75. “Today’s science fiction is tomorrow’s science fact.”

— Isaac Asimov

76. “We are part of this universe; we are in this universe, but perhaps more important than both of those facts, is that the universe is in us.”

— Neil deGrasse Tyson

77. “Religion is a culture of faith; science is a culture of doubt.”

— Richard P. Feynman

78. “Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered long enough on the shores of the cosmic ocean. We are ready at last to set sail for the stars.”

— Carl Sagan

79. “The most exciting phrase to hear in science, the one that heralds the most discoveries, is not “Eureka!” but ‘That’s funny...’”

— Isaac Asimov

80. “The past, like the future, is indefinite and exists only as a spectrum of possibilities.”

— Stephen Hawking

81. “If you aren’t confused by quantum mechanics, you haven’t really understood it.”

— Niels Bohr

82. “The Moon is the first milestone on the road to the stars.”

— Arthur C. Clarke

83. “Preserve and cherish the pale blue dot, the only home we’ve ever known.”

— Carl Sagan

84. “If you thought that science was certain – well, that is just an error on your part.”

— Richard P. Feynman

85. “If you think you understand quantum mechanics, you don’t understand quantum mechanics.”

— Richard P. Feynman

86. “After the earth dies, some 5 billion years from now, after it’s burned to a crisp, or even swallowed by the Sun, there will be other worlds and stars and galaxies coming into being – and they will know nothing of a place once called Earth.”

— Carl Sagan

87. “The desire that guides me in all I do is the desire to harness the forces of nature to the service of mankind.”

— Nikola Tesla

88. “The first principle is that you must not fool yourself – and you are the easiest person to fool. So you have to be very careful about that. After you’ve not fooled yourself, it’s easy not to fool other scientists. You just have to be honest in a conventional way after that.”

— Richard P. Feynman

89. “No one undertakes research in physics with the intention of winning a prize. It is the joy of discovering something no one knew before.”

— Stephen Hawking

90. “The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.”

— Carl Sagan

91. “The electron is a theory we use; it is so useful in understanding the way nature works that we can almost call it real.”

— Richard P. Feynman

92. “If you want to assert a truth, first make sure it’s not just an opinion that you desperately want to be true.”

— Neil deGrasse Tyson

93. “The scientist does not study nature because it is useful; he studies it because he delights in it, and he delights in it because it is beautiful.”

— Henri Poincaré

94. “If knowledge can create problems, it is not through ignorance that we can solve them.”

— Isaac Asimov

95. “I want to know why the universe exists, why there is something greater than nothing.”

— Stephen Hawking

96. “The idea that we are alone in the universe seems to me completely implausible and arrogant, considering the number of planets and stars that we know exist, it’s extremely unlikely that we are the only form of evolved life.”

— Stephen Hawking

97. “There is an art to science, and a science in art; the two are not enemies, but different aspects of the whole.”

— Isaac Asimov

98. “A body in motion tends to stay in motion unless acted on by an outside force.”

— Isaac Newton

99. “God is dead, God remains dead, and we have killed him.”

— Friedrich Nietzsche

100. “We are the cosmos made conscious and life is the means by which the universe understands itself.”

— Brian Cox