Mental work causes fatigue not because of the quantity but because of the quality of the work.
精神工作导致的疲劳不是因为工作的数量，而是因为工作的质量。
释义：在遭受挫折、忍受屈辱的艰难时刻，一定要咬紧牙关，激励自己坚定志向。积蓄内心的力量，让自己的意志愈发坚韧，使志向得以长远发展，绝不因一时困境而退缩放弃。
我们在水产养殖中做出的每一个决定都必须平衡经济可行性和生态敏感性。
"Books are the keys to understanding ourselves and others."
The true genius shudders at incompleteness — and usually prefers silence to saying something which is not everything it ought to be.