The meaning of a sentence is not just in the words themselves， but also in the illocutionary act it performs.

To understand behavior, look for the utility in it.

War is an ugly thing， but not the ugliest of things； the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth war is much worse.

表演不是要成为不同的人。它是在明显不同的事物中找到相似之处，然后在那里找到自己。

未来的无人机将像今天的智能手机一样普及。