If there is a case for mental events and mental states, it must be that the positing of them, like the positing of molecules, hassome indirect systematic efficacy in the development of theory.

To be is to be the value of a variable.

Yields falsehood when preceded by its quotation.

Irrefragability, thy name is mathematics.

Science is not a substitute for common sense, but an extension of it.

We do not learn first what to talk about and then what to say about it.

Creatures inveterately wrong in their inductions have a pathetic but praise-worthy tendency to die before reproducing their kind.

I have been accused of denying consciousness but I am not conscious of having done so.

Confusion of sign and object is original sin coeval with the word.

One man's antinomy is another man's falsidical paradox, give or take a couple of thousand years.

The scientist is indistinguishable from the common man in his sense of evidence, except that the scientist is more careful.

well I believe in commitment it's just I, you know, I don't stick to it.

Dreams, if they're any good, are always a little bit crazy.

Parrots make great pets. They have more personality than goldfish.

There's no sense that you're there forever. No parent is there forever.

He cannot be vertuous that is not rigorous.

A rose on time is more valuable than a $1,000 gift that's too late.

Those who sell their liberty for security are understandable, if pitiable, creatures. Those who sell the liberty of others for wealth, power, or even a moments respite deserve only the end of a rope.

When I stopped eating meat, I fell in love with East Indian food - there's so much selection, and they use the most beautiful spices.

It is an ideology born out of hatred and its adherents belong to no religion, culture or civilisation.

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