An experiment not worth doing is not worth doing well.

Scientific reasoning is a dialogue between the possible and the actual, between proposal and disposal between what might be true, and what is in fact the case.

The alternative to thinking in evolutionary terms is not to think at all.

Is the Scientific Paper a Fraud?

Today the world changes so quickly that in growing up we take leave not just of youth but of the world we were young in.

I cannot give any scientist of any age better advice than this: the intensity of a conviction that a hypothesis is true has no bearing over whether it is true or not.

Innocent, unbiased observation is a myth.

The human mind treats a new idea the same way the body treats a strange protein; it rejects it.

Heredity proposes and development disposes.

The art of research [is] the art of making difficult problems soluble by devising means of getting at them.

If a scientist were to cut his ear off, no one would take it as evidence of a heightened sensibility.

The self-judging person will always judge others. The rubric we develop for ourselves, the measuring stick we put against our own mind and body, generalizes to every other human being.

The government is so out of control. It is so bloated and infested with fraud and deceit and corruption and abuse of power.

In Hollywood if you are not working, you are a leper. True, you are probably living in the most expensive leper colony in the world.

Ageing is, simply and clearly, the accumulation of damage in the body. That's all that ageing is.

I don't quite hear what you say, but I beg to differ entirely with you.

How much would you pay to avoid a second Depression?

She's you, without your conscience, or your feelings. She's you without your humanity." "You're saying she's a mood swing?" He shrugged. "Or maybe you're her mood swing." "Don't even joke about that.

Vodka does not ease back pain. But it does get your mind off it.

Always seek the general and never quite trust it.

Idealistic producing is safe. Sensibly projected in the theater, the fine thing always does pay and always will.