"The history of science shows that theories are perishable. Every truth that has been discovered was first ridiculed, then violently opposed, then accepted as self-evident."

"Anti-social behavior is a trait of intelligence in a world full of conformists."

"I felt that I could not touch the hair of other people, except with gloves."

"All that was great in the past was ridiculed, condemned, combated, suppressed — only to emerge all the more powerfully, all the more triumphantly from the struggle."

"I have been feeding pigeons, thousands of them, for years. But there was one, a beautiful bird, pure white with light grey tips on its wings; that one was different."