没有科学，水产养殖就会停滞；没有道德，它就会崩溃。
Without science, aquaculture stagnates; without ethics, it collapses.
Monetary policy is 98% talk and 2% action.
The more we know, the less we understand.
每一种化学结合完全且仅仅依赖于两种对立的力量，即正电和负电。