The biggest risk is not taking any risk. In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks.
The only limit to your impact is your imagination and commitment.
意志不坚强的,智慧一定不高;说话不讲信用的,行动也不会果敢;拥有财富而不肯分给人的,不值得和他交友;守道不坚定,阅历事物不广博,辨别是非不清楚的,也不值得和他交游。