It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.

The mind once enlightened cannot again become dark.

The poet's pen is mightier than the warrior's sword.

走出去不是目的，走进去才是我们的目标。

唯一真正安全的系统是关闭的，浇筑在混凝土块中，并密封在有武装警卫的铅衬房间中——即便如此，我仍有疑虑。

你不必完美才值得被爱。