I could not stop something I knew was wrong and terrible. I had an awful sense of powerlessness.

Our country, like every modern state, needs profound democratic reforms. It needs political and ideological pluralism, a mixed economy and protection of human rights and the opening up of society.

Both now and for always, I intend to hold fast to my belief in the hidden strength of the human spirit.

A country which does not respect the rights of its own citizens will not respect the rights of its neighbours

Do not trust governments more than governments trust their own people.

Intellectual freedom is the only guarantee of a scientific - democratic approach to politics, economic development, and culture.

Profound insights arise only in debate, with a possibility of counterargument, only when there is a possibility of expressing not only correct ideas but also dubious ideas.

You can't sit on two chairs at once.

In 1947 I defended my thesis on nuclear physics, and in 1948 I was included in a group of research scientists whose task was to develop nuclear weapons.

I regard the death penalty as a savage and immoral institution that undermines the moral and legal foundations of society.

Profound thoughts arise only in debate, with a possibility of counterargument, only when there is a possibility of expressing not only correct ideas, but also dubious ideas.

If you fail, you will be sad. But if you quit, you will be mad. Don't give up on your dreams. Get up. You can do it!

Let us together commence a journey of peace, harmony and progress in South Asia.

Impulsiveness is not a trait one would choose for a person with the power to launch the U.S. nuclear arsenal.

I'm not goin' anywhere, I'm right here!

I am not the Beatles. I'm me. Paul isn't the Beatles...The Beatles are the Beatles. Separately, they are separate.

I don't drink water, haven't drank water in 40 years.

Anarchy may await America, due to the daily injustices suffered by the people.

I think another thing is that we don't really want exclusivity. We accept that it is in the artist's interest to be on sale in every place where they sell music.

Most of all, I want to thank my father, up there, the man who when I said I wanted to be an actor, he said, 'Wonderful. Just have a back-up profession like welding.'

I never imagined when I began writing in the early 1960s I'd become professional and my life would be transformed.