Our sins are more easily remembered than our good deeds.

Happiness resides not in possessions, and not in gold, happiness dwells in the soul.

Nothing exists except atoms and empty space; everything else is opinion.

The wise man belongs to all countries, for the home of a great soul is the whole world.

Everywhere man blames nature and fate yet his fate is mostly but the echo of his character and passion, his mistakes and his weaknesses.

Life unexamined, is not worth living.

The pride of youth is in strength and beauty, the pride of old age is in discretion.

More men have become great through practice than by nature.

The brave man is not only he who overcomes the enemy, but he who is stronger than pleasures. Some men are masters of cities, but are enslaved to women.

My enemy is not the man who wrongs me, but the man who means to wrong me.

Happiness does not reside in strength or money; it lies in rightness and many-sidedness.

From that moment our love became sad, and sadness is a disease which gives the death-blow to affection.

Marriage is deep. Don't marry someone shallow, it will cause both of you to drown

In the real world in which we live, you always have to choose between evils. And in choosing between evils, you have to have moral criteria for how to make those choices.

All I can do is listen to what my body needs and feels.

An incompetent teacher is even worse than an incompetent surgeon because a surgeon can only cut up one person at a time.

The generality of men have, like plants, latent properties, which chance brings to light.

In my world, the hero always defeats the villain, the boy always gets the girl, and cancer is no more.

Not everything that’s cool is science, but everything in science is cool.

Why should thinkers mock the simple pieties of the people?

Frankly, from my perspective, the bomber jacket is such a classic item you can wear it even when it's not on trend.