The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

A proverb is much matter distilled into few words.

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

If we do not lay out ourselves in the service of mankind whom should we serve?

A good teacher protects his pupils from his own influence.

But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniuses. They laughed at Columbus, they laughed at Fulton, they laughed at the Wright brothers. But they also laughed at Bozo the Clown.

What's done can't be undone.

Intelligence is a moral category.

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

The more that you read, the more things you will know. The more that you learn, the more places you'll go.

All the great things are simple, and many can be expressed in a single word: freedom; justice; honor; duty; mercy; hope.

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

In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.

I dream. Sometimes I think that's the only right thing to do.

It is not the strength, but the duration, of great sentiments that makes great men.

Those who cannot work with their hearts achieve but a hollow, half-hearted success that breeds bitterness all around.

We choose our joys and sorrows long before we experience them.

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

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

The only real laughter comes from despair.

Never put off for tomorrow, what you can do today.