We are all the heroes of our own stories.

A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else. Men’s happiness or misery is most part of their own making. He, whose mind directs not wisely, will never take the right way; and he, whose body is crazy and feeble, will never be able to advance in it.

La plus grande preuve d'amour, c'est le sacrifice.

很可能还会发明出其他几种辅助视觉的工具，它们超越现有工具的程度，就像现有工具超越肉眼一样。