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

I'm not afraid to be vulnerable.

接口可以使事情保持整洁，但不能加速增长：函数可以做到。

税收应该简化，以促进经济的发展。

To be a father is to be condemned to watch your child grow up.

竞争战略就是要做到与众不同。要学会有意识地选择一系列不同的行动以创造独特的价值组合。