If you have no problems, then you have no clue to what is going.

Strength does not come from physical capacity. It comes from an indomitable will.

The very essence of instinct is that it's followed independently of reason.

It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.

Not everything that can be counted counts, and not everything that counts can be counted.

Nothing fixes a thing so intensely in the memory as the wish to forget it.

One must wait until the evening to see how splendid the day has been.

Moderation in temper is always a virtue; but moderation in principle is always a vice.

Good means not merely not to do wrong, but rather not to desire to do wrong.

Man is the only creature who refuses to be what he is.

Great dreams of great dreamers are always transcended.

In the practice of tolerance, one's enemy is the best teacher.

Nothing is softer or more flexible than water, yet nothing can resist it.

You place too much importance... on the so-called purity of blood! You fail to recognize that it matters not what someone is born, but what they grow to be!

Criticize the act, not the person.

Immoderate desire is the mark of a child, not a man.

No man has any natural authority over his fellow men.

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

You cannot truly listen to anyone and do anything else at the same time.

The future is uncertain but the end is always near.

Men are not prisoners of fate, but only prisoners of their own minds.