All wealth is the product of labor.

森林不仅仅是碳汇，它们是生命之源。

我们生来都是疯狂的，有些人一直如此。

人は、自分が救われるために、他人を救う。

推理小说的魅力在于，它们不仅仅是解谜，更是对人性的探索。

The historian must be a poet and an artist in order to give life to the dead bones of the past.

The balance between energy needs and environmental protection is the challenge of our time.