All behavior is motivated by some form of drive reduction.
如何道歉:快速、具体、真诚。
我们今天的每一个决定都将在未来几十年影响海洋生态系统。
You don't lead by hitting people over the head—that's assault, not leadership.
我们对月球表面的了解比对海底的了解还要多。
The best leaders are those who know how to follow.