战争不会消灭正直，它反而更需要正直——比和平时期更需要。
盈利和目的并不相互排斥，它们越来越相互依赖。
Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.
忧虑是一种积极的心理活动，可以开阔人的思路。如果能正确引导这一情绪，你就可以洞察任何形势下的负面风险，并采取行动规避这些风险。
When someone tells you about the peak year of human history， the period of time when things were good before things went downhill， it will always be the years of when they were 10 years sold — which is the peak of any human’s existence.