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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.

Neil deGrasse Tyson

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

Criticism People Thinking Truth
If you’re really successful at bullshitting, it means you’re not hanging around enough people smarter than you.
NEIL DEGRASSE TYSON

Enough People Smart Success Yourself
Practically every food you buy in a store for consumption by humans is genetically modified food. There are no wild, seedless watermelons. There’s no wild cows.
NEIL DEGRASSE TYSON

Buy Food Human Store Wild Yourself
If your belief system is not founded in an objective reality, you should not be making decisions that affect other people.
NEIL DEGRASSE TYSON

Affect Belief Decision People Reality System Yourself
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.
NEIL DEGRASSE TYSON

Believe Different Experiment Result True Work Yourself
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
The theory of evolution, like the theory of gravity, is a scientific fact.
NEIL DEGRASSE TYSON

Evolution Gravity Science Theory
Everyone should have their mind blown once a day.
NEIL DEGRASSE TYSON

Amazing Day Mindset Surprise
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.
NEIL DEGRASSE TYSON

Encouragement Live Need People World
Curiously, light-loving green plants reject the Sun’s green light, reflecting it back at you, which is why they look green.
NEIL DEGRASSE TYSON

Curiosity Light Plant Reflection Rejection Yourself
It’s better to understand something than to memorize something.
NEIL DEGRASSE TYSON

Better Choice Remember Understand
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
One thing in life is for certain, the more profoundly baffled you have been in your life, the more open your mind becomes to new ideas.
NEIL DEGRASSE TYSON

Ideas Life Mindset Open Yourself
God displayed a sense of humor when he configured the region between our legs an entertainment complex built around a sewage system.
NEIL DEGRASSE TYSON

Build Display Entertainment God Humor Ourselves System
If you need to invoke your academic pedigree or job title for people to believe what you say, then you need a better argument.
NEIL DEGRASSE TYSON

Academic Argument Better Job Need People
As areas of knowledge grow, so too do the perimeters of ignorance.
NEIL DEGRASSE TYSON

Area Ignorance Knowledge
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
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.
NEIL DEGRASSE TYSON

Children Learning Life Talk Walk Wrong
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
Knowledge of the natural world and how it works should be counted as fundamental to informed governance. You can’t have a functioning democracy, if the electorate is under-informed or, worse, mis-informed.
NEIL DEGRASSE TYSON

Fundamental Information Knowledge Natural World
Knowing how to think empowers you far beyond those who know only what to think.
NEIL DEGRASSE TYSON

Beyond Empowerment Thinking
There’s a saying in the scientific community, that every great truth goes through three phases. First, people deny it. Second, they say that it conflicts with the Bible. Third, they say that they’ve known it all along.
NEIL DEGRASSE TYSON

Community Greatness People Science Truth
Facts are true whether or not you believe them.
NEIL DEGRASSE TYSON

Believe Fact True 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
If you want to assert a truth, first make sure it’s not just an opinion that you desperately want to be true.
NEIL DEGRASSE TYSON

Desperate Opinion True Truth Yourself
When students cheat on exams, it’s because our school system values grades more than students value learning.
NEIL DEGRASSE TYSON

Cheating Exam Learning Student Value
To be scientifically literate is to empower yourself to know when someone else is full of bullshit.
NEIL DEGRASSE TYSON

Empowerment Literature Science Yourself

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.

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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.

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Popular Authors

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