1. Maybe that is fate, uncertain, unmerciful, but hard to predict. Things are not always bad. 也许这正折射了命运的无常吧，而无常未必是坏事。
2. Those promises paled when facing the unmerciful fact, for they didn't notice the "responsibility". 无情的现实苍白了忽视“责任”的誓言。
3. You have a vicious, greedy, unmerciful financial wolf standing over a cowering, unsophisticated commercial lamb. 你们看到了一只凶恶的、贪婪的、残忍的金融狼，俯视着一只畏缩的、朴实的商业羊。
