The difference between stupidity and genius is that genius has its limits.

No one cares how much you know, until they know how much you care

Stupidity is a talent for misconception.

There are no eternal facts, as there are no absolute truths.

Resist much. Obey little.

The secret of life, though, is to fall seven times and to get up eight times.

Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.

When prosperity comes, do not use all of it.

If you don't want to slip up tomorrow, speak the truth today.

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.

Real knowledge is to know the extent of one's ignorance.

It is the mark of an educated mind to be able to entertain a thought without accepting it.

He who is slowest in making a promise is most faithful in its performance.

No one can make you feel inferior without your consent.

If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

Do your little bit of good where you are; it's those little bits of good put together that overwhelm the world.

You can best serve civilization by being against what usually passes for it.

Wisdom begins at the end.

Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.

The heart has its reasons which reason knows not.