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阅读不应该被当作一项家务或责任呈现给孩子。它应该被当作一份珍贵的礼物送给他们。
"Reading should not be presented to children as a chore or duty. It should be offered to them as a precious gift."
"The world is full of people who have never, since childhood, met an open doorway with an open heart."
Sleep is good, death is better; but of course, the best thing would to have never been born at all.
用程序证明四色定理不会改变数学——它只是证明了这个挑战了一个世纪的定理是一个有限的问题。