I'm a poet, and I'm going to play the fool.

我是诗人，我要扮演傻子。

Nothing is their mission but to play the fool.

他们的任务就是装傻。

Your honour will permit me to play the fool'.

法官大人允许我装傻。

For example, if your friend John is really smart and not easily tricked, you could say that he's not one to play the fool.

比如说，如果你的朋友约翰很聪明，不容易上当，你就可以说" 他可是火眼金睛，骗不起呢。"

There's no path till you walk it, and you have to be willing to play the fool.

走之前没有路，你必须愿意装傻。

Now, we know that life is only a stage to play the fool upon as long as the part amuses us.

现在，我们知道生活只是一个舞台，只要这个角色能让我们开心，就可以在上面装傻。