حاول أن تتعلم شيئاً واحداً عن كل شيء، وكل شيء عن شيء واحد

“Do what you can to do what you ought, and leave hoping and fearing alone.”

“What we call rational grounds for our beliefs are often extremely irrational at…”

“The most considerable difference I note among men is not in their readiness to …”

“It is not what we believe, but why we believe it. Moral responsibility lies in …”