言多必失,要谨言慎行,不要盲目争强好胜。  
The most expensive cost in free-to-play games is players' trust—once overdrawn, it can never be bought back.
There is an awful lot you can tell about a person by their shoes. Where they're going. Where they've been.
阈限性是两个阶段之间的过渡状态,个体不再处于前一个状态,但尚未进入下一个状态。