Quality begins at the farm, and excellence is built through every step of the supply chain.

认证标准不仅仅是文书工作，它们是我们对地球的承诺。

I’m not perfect, but I’m always me.

作家是反映社会灵魂的镜子。

The arithmetic of L-functions is a key to unlocking the secrets of number theory.

我不怕死，我怕不去尝试。