translation.en: When I was invited to give this talk a couple of months ago, we discussed a number of titles with the organizers, and a lot of different items were kicked around and were discussed.
translation.zh: 几周前，我受邀来进行这场演讲时 我们与主办方探讨了几个题目 从各个角度考虑并讨论了 很多不同的可能性。