Technology must serve society, not the other way around.
技术必须服务于社会,而不是相反。
It is the mind that makes the body rich.
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.
The bond market is the ultimate arbiter of risk.