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Quote of the Week: “We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.” — Carl Sagan (1934-1996)

Quote of the Week: “It is not unscientific to take a guess, although many people who are not in science believe that it is.”  — Richard Feynman

Quote of the Week: “... as far as the propositions of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality."

In wartime, truth is so precious that she should always be attended by a bodyguard of lies

“Curiosity is a delicate little plant which, aside from stimulation, stands mainly in need of freedom." – Albert Einstein, Autobiographical Notes (1949)

The important thing is not to stop questioning; curiosity has its own reason for existing. One cannot help but be in awe when contemplating the mysteries of eternity, of life, of the marvelous structure of reality. It is...

“Doubt is not a pleasant condition, but certainty is absurd.” – Voltaire

Nobody’s honest. Scientists are not honest. And people usually believe that they are. That makes it worse. By honest I don’t mean that you only tell what’s true. But you make clear the entire situation. You make clear...

“It can scarcely be denied that the supreme goal of all theory is to make the irreducible basic elements as simple and as few as possible without having to surrender the adequate representation of a single datum of experience.”...

“There is a principle which is a bar against all information, which is proof against all arguments, and which cannot fail to keep a man in everlasting ignorance---that principle is contempt prior to investigation.

“Crash programs fail because they are based on theory that, with nine women pregnant, you can get a baby in a month.”

A Lie by omission is just as bad as a Lie by commission. – Elizabeth A. Reeves

No government has the right to decide on the truth of scientific principles, or to prescribe in any way the character of the questions investigated.

Nobody understands quantum mechanics.

Mathematics is the Language of Science