Compassionate doctors sometimes lie to patients about the severity of their condition, and it is not always wrong to do so.

Much as we might wish to believe otherwise, universal love and the welfare of the species as a whole are concepts which simply do not make evolutionary sense.

Do not indoctrinate your children. Teach them how to think for themselves, how to evaluate evidence, and how to disagree with you.

Faith is belief without evidence and reason; coincidentally that's also the definition of delusion.

Evolution is just a theory? Well, so is gravity and I don't see you jumping out of buildings.

Such delusions of grandeur to think that a God with a hundred billion galaxies on his mind would give a tuppenny damn who you sleep with, or indeed whether you believe in him.

The less you think, the more you believe.

How thoughtful of God to arrange matters so that, wherever you happen to be born, the local religion always turns out to be the true one.

The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.

Science is the poetry of reality.

The theory of evolution by cumulative natural selection is the only theory we know of that is in principle capable of explaining the existence of organized complexity.

Joblessness does not necessarily mean idleness

Donald Rumsfeld. Love him or hate him, you've gotta admit: a lot of people hate him.

Everyone is allowed a weakness, even women of the twentieth century.

The only approval that's worth seeking is that of your positive inner-self.

Mathematics and art are quite different. We could not publish so many papers that used, repeatedly, the same idea and still command the respect of our colleagues.

I'm interested in genius the way a hungry man is interested in Philadelphia cheesesteaks. I want something. I want a piece of it.

I much prefer being in the studio or on stage and staying out of the mainstream really.

Entrepreneurs do more than anyone thinks possible, with less than anyone thinks possible.

I'm just saying, take courage. That and pretty much that alone is never the incorrect thing to do.

Isn't it splendid to think of all the things there are to find out about? It just makes me feel glad to be alive-it's such an interesting world.