The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

我们必须面对现实，即使现实是残酷的。

当你没有看到这朵花时，这朵花和你的心一起归于寂静；当你看到这朵花时，这朵花的颜色便立刻鲜明起来，由此可知这朵花并不在你的心外。