Boards are the most credible sparring partners of chief executives .
董事会是首席执行官们最值得信赖的争论伙伴。
The cheerleaders'true sparring partners today are not rock-throwing youths but their fellow intellectuals .
现在,拉拉队员真正的辩论对手不是投石攻击的年青人,而是他们的知识分子同仁。