Humanity and life are reflected in the stars, and the Universe itself is poetry.

You can experience the thrill of discovery, the incredible, visceral feeling of doing something no one has ever done before, see things no one has ever seen before, know something no one has ever known before. ... Welcome to science, you're gonna like it here.

Pseudoscience is like a virus. At low levels, it's no big deal, but when it reaches a certain threshold it becomes sickening.

If you took every nuclear weapon ever built at the height of the Cold War, lumped them together and blew them up at the same time, that would be one one-millionth of the energy released at that moment.

Some people try to tell me that science will never answer the big questions we have in life. To them I say: baloney! The real problem is your questions aren't big enough.

Astrology ... makes vague predictions that can always be adapted after the fact to fit observations, as we'll see. Astrologers don't seek causes at all, for a good reason: There isn't any cause to astrology. If you look for some underlying reason, some connection between the stars and planets and our lives, you won't find any. For astrology to sell, buyers must not seek out the fundamental principles behind it, because if they do they'll see that there is none.

The best idea ever thought of in the history of humanity is useless unless someone communicates it. It will die in the test tube. And in our case, what we're communicating here to people is not necessarily something they want to hear. And so, our demeanor - how we deliver this message - takes on crucial, crucial importance.