Lawrence M. Krauss

Neutrinos alone, among all the known particles, have ethereal properties that are striking and romantic enough both to have inspired a poem by John Updike and to have sent teams of scientists deep underground for 50 years to build huge science-fiction-like contraptions to unravel their mysteries.

I don't believe in writer's block. Think about it - when you were blocked in college and had to write a paper, didn't it always manage to fix itself the night before the paper was due? Writer's block is having too much time on your hands.