头脑可以断言任何事情，并假装已经证明了它。

The whole is other than the sum of the parts.

译文：山间的溪水容易上涨和退却，小人的心思容易反反复复。赏析：君子胸怀坦荡，光明磊落，真诚待人，和君子相处，如沐春风，让人心旷神怡。而小人心胸狭窄，鸡肠鼠肚，睚眦必报，和小人交往，无异于和豺狼同行。

The real challenge is not just to feed the world, but to nourish it in a sustainable way.

城市是人类最伟大的发明。