运气不好时金子可能变成铁，运气到来时铁也可能变成金。

Technology in aquaculture should serve two masters: productivity and planetary health.

We may encounter many defeats but we must not be defeated.

"I’m a very positive thinker, and I think that is what helps me the most in difficult moments."

孔子说：“君子不能象器皿一样，只有一种用途。”