The most dangerous enemy is often ourselves.
最危险的敌人往往是我们自己。
所以,国家的钱财不足以来应付饥荒,救济孤儿寡妇,这样,国家就贫困,百姓就难于治理。 
大胆梦想,敢于失败。
The past is a foreign country; they do things differently there.
最好的营销策略是产品足够好,以至于它能自我营销。