Those are not things that disturb people, but the opinion they have of them.
-Epictetus

The single biggest problem in communication is the illusion that it has taken place.
-George Bernard Shaw

We can’t solve problems by using the same kind of thinking we used when we created them.
-Albert Einstein

It is easier to disintegrate an atom than a prejudice.
-Albert Einstein

Honesty is not about saying everything we think, but about thinking everything we say.
-African proverb

Chaque décision est comme un meurtre, et nous marchons sur les cadavres mort-nés de nos moi possibles qui ne seront jamais.
(Each decision is like a murder, and we walk on the stillborn corpses of our possible selves who will never be.)
-René Dubos (Trois fermiers s'en vont au bal, Richard Powers.)