在数学中,你并不理解事物。你只是习惯了它们。
In mathematics, you don't understand things. You just get used to them.
可持续发展不仅仅是保护树木,更是确保人类与自然都能繁荣的未来。
Be kind,for everyone is fighting a hard battle.And if you really wanna see what people are, all you have to do... is look.
我们生产的每一片药都承载着一个承诺——治愈、希望、改善生活。