If you don't have a nasty obituary you probably didn't matter.

In the end it is how you fight, as much as why you fight, that makes your cause good or bad.

For me too, the periodic table was a passion. ... As a boy, I stood in front of the display for hours, thinking how wonderful it was that each of those metal foils and jars of gas had its own distinct personality.

The biologists have essentially been pushed aside. Al Gore's just an opportunist. The person who is really responsible for this overestimate of global warming is Jim Hansen. He consistently exaggerates all the dangers.

Science is not a collection of truths. It is a continuing exploration of mysteries.

A model is done when nothing else can be taken out.

That's the beautiful thing about science - that it's all about things we don't understand, not just the things we do understand.