“Knowing yourself is the beginning of all wisdom.”

We must be neither cowardly nor rash but courageous.

Man is a goal-seeking animal. His life only has meaning if he is reaching out and striving for his goals.

The antidote for fifty enemies is one friend.

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.

Crystals reveal their hidden structures only when broken.

You must live in the present, launch yourself on every wave, find your eternity in each moment.

Whatever you have, you must either use or lose.

I don’t want to end up losing my soul.

Having nothing, nothing can he lose.

I get in the dumps at times, and don’t open my mouth for days on end. You must not think I am sulky when I do that. Just let me alone, and I’ll soon be right.

Thank those who gave you courage and thank those who laughed at your broken dreams.

We lose the importance of life because we have lost ourselves.