How can you possibly measure the average temperature for the whole earth and come up with a fraction of a degree? - Ivar Giæver

If you want to do good research, it's important not to know too much. This almost sounds contradictory but really if you know too much and you get an idea, you will sort of talk yourself out of trying it because you figure it won't work. But if you know just the right amount and you get enthusiastic about your project, you go ahead, you do it and if you're lucky things'll work out.

If I have learned anything as a scientist it is that one should not make things complicated when a simple explanation will do.

Global warming really has become a new religion. Because you cannot discuss it. It’s not proper. It is like the Catholic Church.