"The universe is not just a puzzle to be solved. It's a poem to be read."

"The universe is not a hostile place, it's just indifferent."

"The greatest discovery is to find something you love to do and then figure out how to get paid for it."

"The problem with the world is that the intelligent people are full of doubts, while the stupid ones are full of confidence."

"I'm not a fan of the idea of 'alternative facts.' Facts are facts. There's no alternative to them."