“The measure of intelligence is the ability to change.”

“Intelligence is not the ability to store information, but to know where to find it.”

“Creativity is intelligence having fun.”

“If you want your children to be intelligent, read them fairy tales. If you want them to be more intelligent, read them more fairy tales.”

“The true sign of intelligence is not knowledge but imagination.”

“Intelligent life on other planets? I'm not even sure there is on earth!”

“A conviction akin to religious feeling of the rationality or intelligibility of the world lies behind all scientific work of a high order.”