"I think I can happily say that we are at point where by we are happy with these developments vis-a-vis Turkey's relations with Iraqi Kurdistan and vis-a-vis its own Kurdish issue inside Turkey."

VOA: standard.2010.06.17

And what does N log N feel like vis-a-vis N squared?

同N平方相比，N*log，N又是怎样的呢？

哈佛公开课 - 计算机科学课程节选