The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
最大的风险是不冒任何风险。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。
The past is not dead. It is not even past.
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.