科学是关于在知识和技术上突破界限。

You have to really believe not only in yourself but in what you're doing.

解释：想要给别人加上罪名，难道还找不到借口吗？

The Eskimos had fifty-two names for snow because it was important to them: there ought to be as many for love.

宇宙是一个不断变化和演变的地方，我们只是其中的一小部分。