Don't compromise yourself. You are all you've got.

By three methods we may learn wisdom: first, by reflection which is noblest; second, by imitation, which is the easiest; and third, by experience, which is the bitterest.

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

How often I found where I should be going only by setting out for somewhere else.

Out of suffering have emerged the strongest souls; the most massive characters are seared with scars.

Be silent or let thy words be worth more than silence.

Half the world is composed of people who have something to say and can't, and the other half who have nothing to say and keep on saying it.

Gravity is only the bark of wisdom's tree; but it preserves it

A man is literally what he thinks.

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

The first thing you'll have to do, is the last thing you wished.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.

The cure for pain is in the pain.

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

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

Good advice is always certain to be ignored, but that's no reason not to give it.

Tact is the knack of making a point without making an enemy.

What's real and what's true aren't necessarily the same.

Happiness is not an ideal of reason, but of imagination.

Courage, above all things, is the first quality of a warrior.

One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.