I don’t think you can compare different eras. Every era has its own challenges and its own special things.
要成功,你需要为他人创造价值,而这需要理解他人所重视的东西。
爱斯基摩人有52个名字来称呼雪,因为雪对他们很重要:爱也应该有同样多的名字。