"I'm not trying to convince you of anything. I'm just trying to get you to think."

"I don't have a favorite planet. They're all my children."

"The best thing about being a scientist is that you get to ask 'why?' all the time."

"I'm not saying I'm a genius. I'm just saying I have a lot of questions."

"The universe is a mirror. It reflects back to you what you put into it."