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Everything is a learning process: any time you fall down, you get up and you learn from it.

Life is too short for long-term grudges.

The meaning of a word is its use in the language.

Always question your assumptions—that's where the most interesting discoveries often lie.

The business of education is not to make the young perfect in any one of the sciences, but so to open and dispose their minds as may make them capable of any, when they shall apply themselves to it.

真正的發(fā)現(xiàn)之旅不在于尋找新的風景，而在于擁有新的眼光。