He who never made a mistake, never made a discovery.

Liberty, according to my metaphysics is a self-determining power in an intellectual agent. It implies thought and choice and power.

I hope I shall possess firmness and virtue enough to maintain what I consider the most enviable of all titles, the character of an honest man.

There's real poetry in the real world. Science is the poetry of reality

Many have had their greatness made for them by their enemies.

What do you despise? By this are you truly known.

Keep things at arm's length... If you let anything come too near you want to hold on to it. And there is nothing a man can hold on to.

One of the advantages of being disorderly is that one is constantly making exciting discoveries.

The paranoid is never entirely mistaken.

A diplomat is a man who always remembers a woman's birthday but never remembers her age.

I recommend that the Statue of Liberty be supplemented by a Statue of Responsibility on the west coast.

If information and knowledge are central to democracy, they are the conditions for development.

The people who are doing the work are the moving force behind the Macintosh. My job is to create a space for them, to clear out the rest of the organization and keep it at bay.

Reverence does not die with mortals, nor does it perish whether they live or die.

How lucky I am to have something that makes saying goodbye so hard.

Comedy is acting out optimism.

Charity ... is the opium of the privileged.

I love children, especially when they cry, for then someone takes them away.

Tradition becomes our security, and when the mind is secure it is in decay.

You can have everything in life that you want if you just give enough other people what they want.

Forewarned, forearmed. To be prepared is half the victory.