Top 200 Knowledge Quotes (2025 Update)
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151. “Thinking is progress. Non-thinking is stagnation of the individual, organisation and the country. Thinking leads to action. Knowledge without action is useless and irrelevant. Knowledge with action, converts adversity into prosperity.”

— Abdul Kalam

152. “Information is not knowledge.”

— Albert Einstein

153. “There is no substitute for knowledge.”

— W. Edwards Deming

154. “The more that you read, the more things you will know. The more that you learn, the more places you’ll go.”

— Dr. Seuss

155. “Education is learning what you didn’t even know you didn’t know.”

— Daniel J. Boorstin

156. “If money is your hope for independence, you will never have it. The only real security that a man can have in this world is a reserve of knowledge, experience and ability.”

— Henry Ford

157. “The acquisition of knowledge is always of use to the intellect, because it may thus drive out useless things and retain the good. For nothing can be loved or hated unless it is first known.”

— Leonardo da Vinci

158. “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

159. “To know and not to do is not to know.”

— Stephen R. Covey

160. “The fool wonders, the wise man asks.”

— Benjamin Disraeli

161. “The greatest obstacle to discovery is not ignorance – it is the illusion of knowledge.”

— Daniel J. Boorstin

162. “As areas of knowledge grow, so too do the perimeters of ignorance.”

— Neil deGrasse Tyson

163. “For me, I am driven by two main philosophies: know more today about the world than I knew yesterday and lessen the suffering of others. You’d be surprised how far that gets you.”

— Neil deGrasse Tyson

164. “When proven wrong, the wise man will correct himself and the ignorant will keep arguing.”

— Ali ibn Abi Talib

165. “The art of being wise is the art of knowing what to overlook.”

— William James

166. “You have to know the past to understand the present.”

— Carl Sagan

167. “Books are as useful to a stupid person as a mirror is useful to a blind person.”

— Chanakya

168. “You never know what is enough unless you know what is more than enough.”

— William Blake

169. “Opinion is the medium between knowledge and ignorance.”

— Plato

170. “You will observe with concern how long a useful truth may be known, and exist, before it is generally received and practiced on.”

— Benjamin Franklin

171. “Know, first, who you are, and then adorn yourself accordingly.”

— Epictetus

172. “Prefer knowledge to wealth, for the one is transitory, the other perpetual.”

— Socrates

173. “It is the supreme art of the teacher to awaken joy in creative expression and knowledge.”

— Albert Einstein

174. “Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.”

— John Locke

175. “The desire of knowledge, like the thirst of riches, increases ever with the acquisition of it.”

— Laurence Sterne

176. “Education is the key to unlocking the world, a passport to freedom.”

— Oprah Winfrey

177. “A little learning is a dangerous thing.”

— Alexander Pope

178. “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

179. “Knowledge comes, but wisdom lingers.”

— Alfred Tennyson

180. “We learn by teaching.”

— James Howell

181. “Read the best books first, or you may not have a chance to read them at all.”

— Henry David Thoreau

182. “Dare to think!”

— Immanuel Kant

183. “We cannot teach people anything; we can only help them discover it within themselves.”

— Galileo Galilei

184. “It takes considerable knowledge just to realize the extent of your own ignorance.”

— Thomas Sowell

185. “The knowledge of all things is possible.”

— Leonardo da Vinci

186. “Without libraries what have we? We have no past and no future.”

— Ray Bradbury

187. “The best thing a human being can do is to help another human being know more.”

— Charlie Munger

188. “Spend each day trying to be a little wiser than you were when you woke up.”

— Charlie Munger

189. “Knowledge is power. Knowledge shared is power multiplied.”

— Robert Boyce

190. “As an entrepreneur, you never stop learning.”

— Daymond John

191. “Can I say something? Um, I’m the type of person that if you ask me a question and I don’t know the answer, I’m gonna tell you that I don’t know. But I bet you what, I know how to find the answer and I will find the answer.”

— Will Smith

192. “To learn to read is to light a fire; every syllable that is spelled out is a spark.”

— Victor Hugo

193. “No one knows everything. But together, we know a whole lot.”

— Simon Sinek

194. “The truth is incontrovertible. Malice may attack it, ignorance may deride it, but in the end, there it is.”

— Winston Churchill

195. “The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.”

— Isaac Asimov

196. “We can’t teach what we don’t know, and we can’t lead where we can’t go.”

— Malcolm X

197. “Commit yourself to lifelong learning. The most valuable asset you’ll ever have is your mind and what you put into it.”

— Brian Tracy

198. “Go to bed smarter than when you woke up.”

— Charlie Munger

199. “I believe in the discipline of mastering the best that other people have ever figured out. I don’t believe in just sitting down and trying to dream it all up yourself. Nobody’s that smart.”

— Charlie Munger

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

— Isaac Asimov