在观察性研究中，我们常常不得不依赖于无法直接检验的假设。
Tell your heart that the fear of suffering is worse than the suffering itself. And that no heart has ever suffered when it goes in search of its dreams, because every second of the search is a second's encounter with God and with eternity.
人才是第一资源，我们要营造尊重人才、爱护人才、用好人才的良好环境。
Trust and transparency are the foundations of any successful energy company.
他们只是在桥上走过来走过去，老以为另一边有更好的东西。如果他们在这桥顶上倒过来静静地比着，也许真有好东西会来。可是不——人类每分钟都向前冲啊，冲啊，冲啊。我很高兴，我是一只坐网的蜘蛛。