Anyone who said he wasn't afraid during the civil rights movement was either a liar or without imagination. I was scared all the time. My hands didn't shake but inside I was shaking.
“I spent my adult life as a scientist, and science is, essentially, the most successful approach we have to try and understand the vast mysteries around.”
“I don't think that has to be our choice... This party was born in principle. This party will die if it doesn't stand by its decision of principle.”