I think if everyone had the luxury to pursue a life of exactly what they love, we would all be ranked as visionaries and brilliant.

If you're really successful at bullshitting, it means you're not hanging around enough people smarter than you.

When I reach to the edge of the universe, I do so knowing that along some paths of cosmic discovery, there are times when, at least for now, one must be content to love the questions themselves.

We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.

My popularity does not derive from me pandering to people. People came to me. I don't tell anyone to follow me on Twitter. I don't tell people to like my Facebook page. I don't tell people to fill the venue. I'm offered to people, and then people come.

Passion is what gets you through the hardest times that might otherwise make strong men weak, or make you give up.

My only hope is that every other alien civilization isn't doing exactly what we are doing because then everybody would be listening, nobody would be receiving, and we would collectively conclude that there is no other intelligent life in the universe.