"It would be possible to describe everything scientifically, but it would make no sense; it would be without meaning, as if you described a Beethoven symphony as a variation of wave pressure."
"If a cluttered desk is a sign of a cluttered mind, of what, then, is an empty desk a sign?"
"Great spirits have always encountered opposition from mediocre minds. The mediocre mind is incapable of understanding the man who refuses to bow blindly to conventional prejudices and chooses instead to express his opinions courageously and honestly."
"Black holes are where God divided by zero."
"Logic will get you from A to Z; imagination will get you everywhere."
"The measure of intelligence is the ability to change."