“I wonder if, in fact, we have been observed by aliens and upon close examination of human conduct and human behavior they have concluded that there is no sign of intelligent life on Earth.”

As areas of knowledge grow, so too do the perimeters of ignorance.

Pretending to know everything closes the door to finding out what’s really there.

Somehow it’s O.K. for people to chuckle about not being good at math. Yet if I said, ‘I never learned to read,’ they’d say I was an illiterate dolt.

Curiously, light-loving green plants reject the Sun’s green light, reflecting it back at you, which is why they look green.

Claiming there is no other life in the universe is like scooping up some water, looking at the cup and claiming there are no whales in the ocean.

We live in a world where not everyone has the urge to help others. It is OK to encourage others to pull themselves up by the bootstraps, but if you do, just remember that some people have no boots.

We spend the first year of a child’s life teaching it to walk and talk and the rest of its life to shut up and sit down. There’s something wrong there.

I don’t want people to say, ‘Something is true because Tyson says it is true.’ That’s not critical thinking.

Facts are true whether or not you believe them.

Why can’t we summon the ingenuity and courage of the generations that came before us? The dinosaurs never saw that asteroid coming. What’s our excuse?

The molecules that comprise our body are traceable to the crucibles of the centers of stars.These atoms and molecules are in us because, in fact, the universe is in us. And, we are not only figuratively, but literally, stardust.

What are the lessons to be learned from this journey of the mind through the universe? That humans are emotionally fragile, perennially gullible, hopelessly ignorant masters of an insignificantly small speck in the cosmos. Have a nice day.

For me, I am driven by two main philosophies, know more today about the world than I knew yesterday. And along the way, lessen the suffering of others. You’d be surprised how far that gets you.

What I’m saying is, when different experiments give you the same result, it is no longer subject to your opinion. That’s the good thing about science: It’s true whether or not you believe in it. That’s why it works.

When students cheat on exams, it’s because our school system values grades more than students value learning.

Perhaps we’ve never been visited by aliens because they have looked upon earth and decided there’s no sign of intelligent life.

Illegal aliens knew President Joe Biden would open our southern border wide open.

The more you can increase fear of drugs and crime, welfare mothers, immigrants and aliens, the more you control all the people.

When your kids turn 13, an alien being invades their bodies and doesn’t leave until they’re 20.

Computer memories work in a manner alien to human memories. My memory lets me recognize the faces of my friends, whereas my own computer never even recognizes me.

I was an illegal alien for many, many years. I couldn’t move. If I moved I could not even get a visa back.

I figure if I take my children’s work seriously, maybe they will too. And it reinforces the idea that art is not something alien and esoteric. Anyone can make art.

There is already a gap between those with education and those without. Those with educational privilege can be seen as arrogant, remote, alien – and very often they believe themselves superior.

We found the bathrooms, which were labeled ‘Aliens’ and ‘Femaliens.’ ‘Finally,’ I said to J.Lo. ‘Here’s a bathroom you’re allowed to use.