To say something is to perform an action， and to perform an action is to do something with words.

计算机科学的美在于其无限的可能性。

实现明天理想的唯一限制是我们今天的疑虑。

我相信，只要你站起来出发，生活就会为你敞开大门。

Happiness does not consist in self-love.

资本主义是贪婪的合法化版本。