The proof of a system's value is its existence.

人生是一段旅程，每一步都很重要。

成功不仅在于你取得了什么，还在于你如何取得它。

The greatest blessing of our democracy is freedom. But in the last analysis, our only freedom is the freedom to discipline ourselves.

零缺陷是一种管理标准，旨在通过专注于预防错误来预防缺陷。