Let's invent a new tomorrow and then make it happen. Let's invent the city of tomorrow, the home of tomorrow, the transportation of tomorrow.

If a scientist is not befuddled by what they're looking at, then they're not a research scientist.

I'm fascinated by the deaths of stars and the havoc they wreak on their environments.

To believe in a universe as young as 6 or 7,000 years old is to extinguish the light from most of the galaxy.

The remarkable feature of physical laws is that they apply everywhere, whether or not you choose to believe in them. After the laws of physics, everything else is opinion.

A state of negative energy means that you are essentially getting something for nothing.

The most successful people recognize that in life they create their own love, they manufacture their own meaning, they generate their own motivation.