To be prepared for war is one of the most effective means of preserving peace.
自己不能胜任的事,切勿轻易答应别人;既经允诺,就必须实践自己的诺言。
Sustainability is not a sacrifice—it's an opportunity.
The division of labor is limited by the extent of the market.
The most successful products are those that anticipate needs people didn't know they had.