Prove all things; hold fast that which is good.
I was not a child prodigy, because a child prodigy is a child who knows as much when it is a child as it does when it grows up.
Love is that splendid triggering of human vitality... the supreme activity which nature affords anyone for going out of himself toward someone else.
Against stupidity the gods themselves contend in vain.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' (I found it!) but 'That's funny ...'
In the name of God, stop a moment, cease your work, look around you.
Guard your honor. Let your reputation fall where it will. And outlive the bastards.