解释：看到兔子再回头唤猎狗，还不算太晚；跑掉了羊再去修补羊圈，也不算太迟。

States are rational actors, and they will always act in their own self-interest.

Change is hard, but it is necessary for progress.

If you do not believe in yourself, no one else will.

我不做黑人音乐，我不做白人音乐，我做战斗音乐。为高中生、大学生、街头孩子，每个人。