The increase of national wealth depends chiefly upon the increase of production.

生活就是一种艺术，而我们每个人都是自己生命的艺术家。

我是个战士，我永不放弃。

Fear is the main source of superstition， and one of the main sources of cruelty. To conquer fear is the beginning of wisdom， in the pursuit of truth as in the endeavour after a worthy manner of life.

现实一点，要求不可能的事！