He who knows, does not speak. He who speaks, does not know.

Power is my mistress. I have worked too hard at her conquest to allow anyone to take her away from me.

Peace is not merely the absence of war; it is the presence of justice.

We live as we dream - alone.

“You’ve got to date a lot of Volkswagens before you get to your Porsche.”

I think it's very important to have a feedback loop, where you're constantly thinking about what you've done and how you could be doing it better.

False facts are highly injurious to the progress of science.