It is indeed an opinion strangely prevailing amongst men， that houses， mountains， rivers， and in a word all sensible objects， have an existence， natural or real， distinct from their being perceived by the understanding.

I'm not perfect, but I'm trying every day.

你不能回头看，你只能把过去抛在脑后，在未来找到更好的东西。

能关爱自己国内的老百姓，才能让国外不友好的势力臣服。

The language of mathematics is universal, and it is through this language that we can communicate the most profound truths of the universe.

我从不相信极限。