解释：人的命运是天注定的，人不能去改变。

The richness I achieve comes from nature, the source of my inspiration.

"Life is not about waiting for the storm to pass, but learning to dance in the rain."

In mathematics, the simplest questions often lead to the most profound discoveries.

林业的未来在于技术，但它必须服务于自然，而不是剥削自然。