It is the greatest good to the greatest number of people which is the measure of right and wrong.
一个心理过程的价值在于它的生存效用。
Technology in fisheries must serve conservation first, profit second.
君子不是生来就比普通人高明，而是因为他们善于借助外物的力量，为自己所用。善于运用外在条件来弥补自身的不足，也是制胜之道。
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.
Education is not about filling a bucket, but about lighting a fire.