“Is this Tree of Life a God one could worship? Pray to? Fear? Probably not. But it did make the ivy twine and the sky so blue, so perhaps the song I love tells a truth after all. The Tree of Life is...”

“The secret of happiness: Find something more important than you are and dedicate your life to it.”

“Problems in science are sometimes made easier by adding complications.”

“Philosophers' Syndrome: mistaking a failure of the imagination for an insight into necessity.”

“Some years ago, there was a lovely philosopher of science and journalist in Italy named Giulio Giorello, and he did an interview with me. And I dont know if he wrote it or not, but the headline in ...”

“You don't get to advertise all the good that your religion does without first scrupulously subtracting all the harm it does and considering seriously the question of whether some other religion, or...”

“Love demands freedom. It always has, and it always will. We are free to resist, reject, and rebel against God's ways for us. We can have all the hell we want.”

“Freedom is an absolute state, there is no such thing as being half-free.”

“No one else can want for me. No one can substitute his act of will for mine. It does sometimes happen that someone very much wants me to want what he wants. This is the moment when the impassable f...”

“I have little use for religion as it is practiced, or for astrology, or for belief in witchcraft or omens of good or ill-luck. I think they all stem from some insufficiency in mens minds, perhaps f...”

“It is only the innocent mind which knows what love is, and the innocent mind can live in the world which is not innocent.”

“So if you can look at all things without allowing pleasure to creep in - at a face, a bird, the colour of a sari, the beauty of a sheet of water shimmering in the sun, or anything that gives deligh...”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”