In language， there is no one-to-one correspondence between words and the things they refer to.

自然界运行的规律就是，发展到尽头则走向反面，发展到极盛则走向衰落。

The center of our galaxy is a fascinating place where extreme physics takes place, and it's a privilege to study it.

善良是无处不在的，你所需要做的就是去看，所以，我们只需要去看，我们一直都在寻找善良，其实善良是无处不在的。