When death has you by the throat, you don't mince words.

Revolutions demand enormous sacrifices and, at the same time, create a new need to change the world again.

Today's difference between Russia and the United States is that in Russia everybody takes everybody else for a spy, and in the United States everybody takes everybody else for a criminal.

A story has been thought to its conclusion when it has taken its worst possible turn.

A story is not finished, until it took the worst turn.

Our science has become terrible, our research dangerous, our findings deadly. We physicists have to make peace with reality. Reality is not as strong as we are. We will ruin reality.

It is inhuman to continue a war which could easily be ended