Nikola Tesla — "I myself eschew all stimulants. I also practically abstain from meat."

"The human being is a self-propelled automaton entirely under the control of external influences. Willful and predetermined though they appear, his actions are governed not from within, but from withou…"

"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."

"I could only with difficulty understand the enthusiasm of others for any but engineering achievements."

"I am unwilling to submit to any procedure for the determination of my mental condition."

"The progressive development of man is vitally dependent on invention. It is the most important product of his creative brain."