适来，夫子时也；适去，夫子顺也。安时而处顺，哀乐不能入也。
正该来时，先生（老子）应时来到这世间；正该去时，先生顺时离开这世间。安于时势，顺应自然规律，哀乐就不能进入心中。
"There is music in silence, if you listen carefully enough."
戏剧是让缺席在场存在的艺术。
过去从未死去，它甚至还未过去。
我们在能源领域面临的挑战不仅仅是技术性的；它们深深植根于人性。
"To be forgiven is only half the gift. The other half is that we also can forgive, that we can release ourselves from the old, old burden of resentment and recrimination."
创新不是让事情变得更复杂，而是让事情变得更简单可靠。