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The world is changed by your example, not by your opinion.

"The future is about making technology work for people."

The books that the world calls immoral are books that show the world its own shame.

Mathematics is the foundation upon which the edifice of science is built.

If you can’t get a miracle, become one.

The truth is rarely pure and never simple.

如果人們有時不做愚蠢的事情，就不會有聰明的事情發生。