The Worldly Hope men set their Hearts upon Turns Ashes—or it prospers; and anon, Like Snow upon the Desert's dusty Face, Lighting a little hour or two—is gone.

我唯一真正喜欢的是变化。

最成功的公司是那些将利润与目标结合起来的公司。

数学是人类精神最美丽、最强大的创造。

A miner’s helmet doesn’t just protect the head—it symbolizes the dignity of hard work.