"I think Asia is doing well, South America is doing well and believe it or not, there's certain parts of Africa that have kicked in, so the global economy is doing fine."

VOA: standard.2010.07.20

When you lead the meditation, I think kneeling is fine, but for me it's really painful, not everybody can do that.

当进行冥想时，我觉得跪地可以接受，但确实感到疼痛，不是人人都可以坚持。

普林斯顿公开课 - 人性课程节选

What makes the law surprising is that if I only gave you half the law, namely every body will remain at rest if it's not acted upon by a force, you will say, "That's fine. I accept that, because here's something, you leave it there, it doesn't move.

这条定律妙就妙在,如果只看定律的前半段,即,如果物体不受外力作用,将保持静止状态,你肯定会觉得,"这没什么,我能理解,因为你把一个物体放在那里,自己肯定不会动

耶鲁公开课 - 基础物理课程节选