解释：了解古代不了解现在，称为愚昧无知，那么儒生就只能称作愚昧无知的人了。

Everything is what it is， and not another thing.

制造工艺的每一个纳米进步，背后都是无数工程师的汗水。

The greatest truths are often the ones we cannot put into words.

I like to create a world with my music.

I don't have time to hate people who hate me, because I'm too busy loving people who love me.

我想创作的艺术不仅仅是美丽的，还要有信息。