"The freedom to be yourself is a gift only you can give yourself. But once you do, no one can take it away."

The right of nature...is the liberty each man hath to use his own power as he will himself for the preservation of his own nature.

The beauty of a program is in its simplicity.

让孩子笑的最好方法就是像对待大人一样对待他们。

The less men think, the more they talk.

It was the best of times, it was the worst of times, it was the age of wisdom, it was the age of foolishness, it was the epoch of belief, it was the epoch of incredulity, it was the season of Light, it was the season of Darkness, it was the spring of hope, it was the winter of despair, we had everything before us, we had nothing before us, we were all going direct to Heaven, we were all doing direct the other way.

经过多次思考才去做某件事，做事中再跟据实际情况思考，这样才可以。

最好的学习方式是通过实践，而不仅仅是听或读。