Investors should avoid trying to time the market; it's a losing strategy.

解释：向外物游览就要要求外物的完备，向自己内心求取，则能充实完善自身。

医学的未来在于基因组学、蛋白质组学和系统生物学的整合。

Democracy... while it lasts is more bloody than either aristocracy or monarchy. Remember, democracy never lasts long. It soon wastes, exhausts, and murders itself. There is never a democracy that did not commit suicide.