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 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.
The most profound theories often arise from the simplest observations.
The best moments in our lives are not the passive, receptive, relaxing times… The best moments usually occur if a person’s body or mind is stretched to its limits in a voluntary effort to accomplish something difficult and worthwhile.
