释义：人才没有固定不变的价值，器物没有一成不变的用处。

"The truth has never been of any real value to any human being - it is a symbol for mathematicians and philosophers to pursue. In human relations kindness and lies are worth a thousand truths."

We don't have to choose between people and nature—we can thrive together.

The best books are those that change the way you think.