永远努力在你的生活之上保留一片天空。
The rule, or measuring rod, which the behaviorist puts in front of him always is: Can I describe this bit of behavior I see in terms of "stimulus and response"?
最大的风险是不承担任何风险。在一个快速变化的世界里,唯一注定失败的策略就是不冒险。
I don't wait for opportunities. I create them.