Myth is a type of speech chosen by history: it cannot possibly evolve from the 'nature' of things.

True progress happens when we dare to question the status quo.

构建软件系统最困难的部分是准确决定要构建什么。

Technology drives progress in astronomy—better instruments lead to deeper insights.

再说,义就是匡正的意思,不能以下正上,必须是以上正下。