The string is a stark data structure and everywhere it is passed there is much duplication of process. It is a perfect vehicle for hiding information.

生活是一个迷宫，有时我们会迷失，但总能找到回来的路。

Change is the essence of life. Be willing to surrender what you are for what you could become.

The true value of a tree isn't in its board feet, but in its roots and reach.