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Anger is a wind which blows out the lamp of the mind.

— Robert G. Ingersoll, American Lawyer

It is the mark of an educated mind, to entertain a thought without accepting it.

— Aristotle, Greek Philosopher and Scientist

People who are more rational don’t perceive emotion less, they just regulate it better.

— Jonah Lehrer, American Novelist

What counts now are the value-less facts, the material and the rational. All else is regarded with condescension as being of only sentimental value.

— Jean Gebser, Swiss Philosopher

Science is what we have learned about how to keep from fooling ourselves.

— Richard Feynman, American Theoretical Physicist

Education is the most powerful weapon which you can use to change the world.

— Nelson Mandela, Former South African President

Never memorize something that you can look up.

— Albert Einstein, Theoretical Physicist

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

— Neil deGrasse Tyson, Science Communicator

Everything must be made as simple as possible. But not simpler.

— Albert Einstein, Theoretical Physicist

That which can be asserted without evidence, can be dismissed without evidence.

— Christopher Hitchens, Author
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