The idea that higher wages necessarily lead to fewer jobs is too simplistic.

物理学的目的不是描述自然，而是理解自然。

The old believe everything; the middle-aged suspect everything; the young know everything.

当我们保护海洋生态系统时，我们最终是在保护人类的生计。

You may have to fight a battle more than once to win it.

旧梦是好梦，没有实现，但是我很高兴我有过这些梦。