优胜劣汰,物竞天择也许是最残酷的自然规律。不谈别处,单看NBA便有许多栩栩如生的范例。总数只能保持在380人左右的联盟,每年却都要涌进数十名跃跃欲试的新手,使得本不宽敞的NBA空间给人一种窒息之感,于是前门后门都打开,此门请君进来,笑脸迎客;彼门令君走人,避之不及。 Survival of the fittest, natural selection may be the most cruel law of nature. Do not talk about anything else, just look at the NBA there are many examples of life-like. The total can only remain in the alliance of about 380, but each year have poured into dozens of eager novice, making this not spacious NBA space gives a sense of suffocation, so the front door back door are open, this door please come in , Smile welcoming; his door to leave, to avoid.