The theory of computation provides a foundation for understanding what can and cannot be computed.

To be a writer is to be a person who is always trying to find the truth.

"Success is not final, failure is not fatal: It is the courage to continue that counts."

"A child who reads will always have a friend."

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

"To live is the rarest thing in the world. Most people exist, that is all."