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The theory of evolution, like the theory of gravity, is a scientific fact.

Neil deGrasse Tyson

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

Earth Fantasy Intelligence Life Rejection Visit
Science literacy is the artery through which the solutions of tomorrow’s problems flow.
NEIL DEGRASSE TYSON

Flow Literature Problem Science Solution
You can’t have people making decisions about the future of the world who are scientifically illiterate. That’s a recipe for disaster. And I don’t mean just whether a politician is scientifically literate, but people who vote politicians into office.
NEIL DEGRASSE TYSON

Decision Disaster Future Literature Office People Politics Recipe Vote
Imagine a world in which we are all enlightened by objective truths rather than offended by them.
NEIL DEGRASSE TYSON

Enlightenment Imagination Objection Truth
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.
NEIL DEGRASSE TYSON

Democracy Information Upset Yourself
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.
NEIL DEGRASSE TYSON

Life Ocean Universe Water
If each dead person became a ghost, there’d be more than 100 billion of them haunting us all. Creepy, but cool.
NEIL DEGRASSE TYSON

Cool Death Each Other Ghost Haunt
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.
NEIL DEGRASSE TYSON

Drive Philosophy Suffering Surprise World Yourself
There is no shame in not knowing. The problem arises when irrational thought and attendant behavior fill the vacuum left by ignorance.
NEIL DEGRASSE TYSON

Ignorance Problem Shame Thinking Unknown
When scientifically investigating the natural world, the only thing worse than a blind believer is a seeing denier.
NEIL DEGRASSE TYSON

Believe Blind Decline Investigation Natural Science See World Worst
Today, scientists sound the alarm on other environmental dangers. Vested interests still hire their own scientists to confuse the issue. But in the end, nature, will not be fooled.
NEIL DEGRASSE TYSON

End Environment Issues Nature Science
Part of knowing how to think is knowing how the laws of nature shape the world around us. Without that knowledge, without that capacity to think, you can easily become a victim of people who seek to take advantage of you.
NEIL DEGRASSE TYSON

Capacity Law Nature People Seek Thinking Victim Yourself
If we have the power to turn another planet into Earth, then we have the power to turn Earth back into Earth.
NEIL DEGRASSE TYSON

Earth Inspirational Motivational Planet Power
Aliens might be surprised to learn that in a cosmos with limitless starlight, humans kill for energy sources buried in the sand.
NEIL DEGRASSE TYSON

Cosmos Learning Limitation Sand Surprise
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.
NEIL DEGRASSE TYSON

Children Exploration Goal Head Ignition Information Yourself
The universe is almost 14 billion years old, and, wow! Life had no problem starting here on Earth! I think it would be inexcusably egocentric of us to suggest that we’re alone in the universe.
NEIL DEGRASSE TYSON

Earth Old Thinking Universe

The theory of evolution, like the theory of gravity, is a scientific fact.

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The theory of evolution, like the theory of gravity, is a scientific fact.

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