Published papers may omit important steps and the memory of men of science, even the greatest, is sadly fallible.

It is characteristic of science that the full explanations are often seized in their essence by the percipient scientist long in advance of any possible proof.

The present aristocracy of western culture, at the very moment when it most clearly dominates the world, is being imitated rapidly and successfully in every eastern country.

But if capitalism had built up science as a productive force, the very character of the new mode of production was serving to make capitalism itself unnecessary.

All that glitters may not be gold, but at least it contains free electrons.

The relevance of Marxism to science is that it removes it from its imagined position of complete detachment and shows it as a part, but a critically important part, of economy and social development.

Life is a partial, continuous, progressive, multiform and conditionally interactive self-realization of the potentialities of atomic electron states.

The full area of ignorance is not mapped. We are at present only exploring the fringes.

The beauty of life is, therefore, geometrical beauty of a type that Plato would have much appreciated.

The greater the man, the more he is soaked in the atmosphere of his time; only thus can he get a wide enough grasp of it to be able to change substantially the pattern of knowledge and action.

The only way of learning the method of science is the long and bitter way of personal experience.

I have always been on speaking terms with God, especially now. God and I just had a few weeks of silence. 'Tis over now.

Determination knows that you can do what it takes, even if that is hard or frightening, in order to achieve the goal you seek.

Divorce is a process, not an event. It takes months to unfold, a barrage of emotional ups and downs as denial is replaced by grief, grief by anger, and anger gradually eases into acceptance.

Distinctions between citizens solely because of their ancestry are by their very nature odious to a free people whose institutions are founded upon the doctrine of equality.

In war, truth is the first casualty.

... there is much truth in the Italian saying, 'Make yourselves sheep, and the wolves will eat you.'

Guilt doesn't help. What should fill in for it? Remorse. Remorse is when you feel bad about what you did. Guilt is when you feel bad about who you are.

One learns more metaphysics from a single temptation than from all the philosophers.

Women are like dogs really. They love like dogs, a little insistently. And they like to fetch and carry and come back wistfully after hard words, and learn rather easily to carry a basket.

Do we have to have the 'don't lie to the telepath' talk again? It won't take long. I say 'don't lie to the telepath, it never works,' you glare at me, and then you go find something you can hit.