The most dangerous phrase in the language is, "We've always done it this way."

The most important political development of the modern era is the rise of the modern state.

如果你没有失败，说明你不够努力。

翻译：日月顺行天道而能永久照耀天下，四季往复变化而能永久生成万物，圣人永久保持

最重要的是保持思考，保持质疑。