1.理想就像是星星——我们永远无法到达，但是我们像水手一样，用它们指引航程。（舒尔茨）

Ideas are like the stars---we never reach them, but like mariners, we chart our course by them.

2.人越伟大，越能克制怒火。（奥维德）

The greater the man, the more restrained his anger. (Ovid)

3.为原则而斗争容易，按原则的要求活着难。（史蒂文森）

It is easier to fight for principles than to live up to them. (A. E. Stevenson)

4.唯有变化是永恒的。（赫拉克利特）

There is nothing permanent except change. (Heracleitus)