“We are part of this universe; we are in this universe, but perhaps more important than both of those facts, is that the universe is in us.”

The greatest of people that have ever been in society, they were never versions of someone else. They were themselves.

The good thing about science is that it’s true whether or not you believe in it.

I object to religion in science classrooms not because it’s religion but because it’s not science.

The Universe is under no obligation to make sense to you.

There is no shame in not knowing. The problem arises when irrational thought and attendant behavior fill the vacuum left by ignorance.

If factual information upsets you, then you are creating a world that is not embracing objective truths, and that’s not how you advance a democracy.

If each dead person became a ghost, there’d be more than 100 billion of them haunting us all. Creepy, but cool.

Math is the language of the universe. So the more equations you know, the more you can converse with the cosmos.

My goal is not to shove information into your head. It’s to find ways to reignite the curiosity that we all had as children for the natural world. You don’t have to tell a child to explore the backyard.

Knowing how to think empowers you far beyond those who know only what to think.

God displayed a sense of humor when he configured the region between our legs an entertainment complex built around a sewage system.

If we have the power to turn another planet into Earth, then we have the power to turn Earth back into Earth.

When a coincidence seems amazing, that’s because the human mind isn’t wired to naturally comprehend probability & statistics.

Science literacy is a vaccine against the charlatans of the world that would exploit your ignorance.

Science is a philosophy of discovery. Intelligent design is a philosophy of ignorance. You cannot build a program of discovery on the assumption that nobody is smart enough to figure out the answer to a problem.

I love being wrong because that means in that instant, I learned something new that day.

Facts speak plainer than words.

Impossible is not a fact, It’s an opinion.

I’m not going to limit myself just because people won’t accept the fact that I can do something else.

The great thing about fact-based decisions is that they overrule the hierarchy.

You must accept the fact that there is no help but self-help. I cannot tell you how to gain freedom since freedom exists within you.

It is an unfortunate fact that we can secure peace only by preparing for war.

just can’t sit back and wallow, in my own sorrow, but I know one fact: I’ll be one tough act to follow.

Give me the facts, and I will twist them the way I want, to suit my argument.