过去总是与我们同在，它塑造了我们是谁以及我们如何看待这个世界。

天有多高，地有多厚，通过实践才能得知。荀子强调实际行动，而非“坐而论道”。在自强不息的行动中，才能获得真知，发掘自己未知的潜能。

But it is the same with man as with the tree. The more he seeks to rise into the height and light, the more vigorously do his roots struggle earthword, downword, into the dark, the deep - into evil.

Leadership means making tough decisions today that will pay off decades from now.

Progress in medicine is not just about technology—it’s about humanity.

过去是一个异国他乡；他们做事的方式不同。