“To perceive is to suffer.”

Anyone who has no need of anybody but himself is either a beast or a God.

In all things of nature there is something of the marvelous.

In all things of nature there is something of the marvelous.

We are what we repeatedly do. Excellence, then, is not an act, but a habit.

Character may almost be called the most effective means of persuasion.

Dignity does not consist in possessing honors, but in deserving them.

Probable impossibilities are to be preferred to improbable possibilities.

If things do not turn out as we wish, we should wish for them as they turn out.

Nature does nothing uselessly.

Wishing to be friends is quick work, but friendship is a slow ripening fruit.

Happiness depends upon ourselves.

Wise men speak when they have something to say, fools speak because they have to say something.

It is not always the same thing to be a good man and a good citizen.

All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion, desire.

Philosophy can make people sick.

The ultimate value of life depends upon awareness and the power of contemplation rather than upon mere survival.

Sometimes things fall apart so that better things can fall together.

I believe that the very purpose of life is to be happy.

Where you are going to spend your time and your energy is one of the most important decisions you get to make in life.

Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.

Those things that hurt, instruct.

The IQ and the life expectancy of the average American recently passed each other in opposite directions.

The difference between a good life and a bad life is how well you walk through the fire.

If my life was a movie, no one would believe it.