I know that I exist; the question is, What is this 'I' that 'I' know.

We do not describe the world we see, we see the world we can describe.

Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it.

De omnibus dubitandum

Divide each difficulty into as many parts as is feasible and necessary to resolve it.

Conquer yourself rather than the world.

The reading of all good books is like a conversation with the finest minds of past centuries.

The chief cause of human errors is to be found in the prejudices picked up in childhood.

Doubt is the origin of wisdom

The only thing we have power over in the universe is our own thoughts.

How can you be certain that your whole life is not a dream?

the demons that make a person afraid are the hardest to cast out.

Affirmative action has a negative effect on our society when it means counting us like so many beans and dividing us into separate piles.

I'm an actor, and everything about me - the way I perceive things, the way I have seen the world - has been in relation to characters and how I would want to play something or not play it.

Little Jesus, was Thou shy Once, and just so small as I? And what did it feel like to be Out of Heaven, and just like me?

Activity is the only road to knowledge.

At the core, we are dealing with two parties that have fundamentally different views of the world.

Do they choose to be so dense? Were they born that way? I have no friends. I have nothing. I say nothing. I am nothing.

Here's me opening my wrists before breakfast, Christmas day, and here's you asking if it hurt. Here's where I choose between mea culpa and Why the hell should I tell you?

People say I am lucky. I am lucky indeed because what can be better luck than to have the blessings of 125 crore Indians.

The irony is that [Barack] Obama was a law professor at the University of Chicago. He would, most of all, know that what he is doing weakens the Constitution.