“When it comes to doing good, fat-tailed distributions seem to be everywhere. It’s not always true that exactly 80 percent of the value comes from the top 20 percent of activities – sometimes things are even more extreme than that, and sometimes less. But the general rule that most of the value generated comes from the very best activities is very common.”

“When it comes to doing good, fat-tailed distributions seem to be everywhere. It’s not always true that exactly 80 percent of the value comes from the top 20 percent of activities – sometimes things are even more extreme than that, and sometimes less. But the general rule that most of the value generated comes from the very best activities is very common.”

— William MacAskill