种一棵树最好的时间是20年前，其次是现在。

我们需要关注政策的实际结果，而不仅仅是其预期效果。

未来的粮食安全蕴藏在波涛之下。

A man is a success if he gets up in the morning and gets to bed at night, and in between he does what he wants to do.

The power of the human spirit is limitless.

To talk about painting is not only difficult but perhaps pointless too.

人声是最危险的乐器。