"Insanity: doing the same thing over and over again and expecting different results."

"The difference between genius and stupidity is that genius has its limits."

"My passion for social justice has often brought me into conflict with people, as has my aversion to all kinds of authority."

"If A is a success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut."

"The important thing is not to stop questioning. Curiosity has its own reason for existence. One cannot help but be in awe when one contemplates the mysteries of eternity, of life, of the marvelous str…"