Lord Kelvin

Heavier-than-air flying machines are impossible.

Science is bound, by the everlasting vow of honour, to face fearlessly every problem which can be fairly presented to it.

In science there is only physics; all the rest is stamp collecting.

I like to catch fish and release them. I probably haven't killed a fish that I've caught in sport fishing for 20 years. No reason to kill it. You know, just take it and release it.

They said I couldn't play anything but an English boy. I knew I could. So I went to New York.

Why do men fight who were born to be brothers?