光的理论实际上是弹性介质振动的理论。

To dare is to lose one's footing momentarily. Not to dare is to lose oneself.

法律不是被制定的；它是自己生长和发展的。

While statistics say that 95 percent of all young men who enter business fail, this should not discourage any one. Go out with the spirit “sink or swim,”and a person will not sink.

你唯一的限制就是你相信的限制。

Sometimes we get sad about things and we don’t like to tell other people that we are sad about them.

赚大钱的关键不在于买卖…而在于等待。