You must not lose faith in humanity. Humanity is an ocean; if a few drops of the ocean are dirty, the ocean does not become dirty.
The strongest principle of growth lies in human choice.
Depend not on another, but lean instead on thyself...True happiness is born of self-reliance.
I respect faith, but doubt is what gets you an education.
A physicist is an atom's way of knowing about atoms.
I opened my mouth, then shut it, then, very slowly, I held my hands up in front of me.
If your daily life seems poor, do not blame it; blame yourself, tell yourself that you are not poet enough to call forth its riches.
Calamities are of two kinds: misfortunes to ourselves, and good fortune to others.
Looks are part of business. A businessman should never stand out more than his customers. His mannerisms, his clothes, everything about him... Moderation is the key.