He says criminalizing libel is pointless when there are functioning civil mechanisms to judge defamation and slander allegations.

VOA: standard.2009.12.28

Now at Harvard Thinks Big I happened to tear into this thing myself and it would seem a little pointless to re-hash that same demo so instead I thought I'd solicit an ideally sufficiently strong volunteer to come on up.

现在在“哈佛大梦想”的讨论会上,我反复思考这件事,觉得再演示一遍似乎意义不大,因此我想找一位合适的志愿者,上讲台来。

哈佛公开课 - 计算机科学课程节选

He's thought about the universe, thinks life is pointless and he acts depressed.

对于宇宙万物都有着自己的思考,他认为人生毫无意义,所以行事消极

耶鲁公开课 - 死亡课程节选