These services are web sites that help people find others like themselves and create personal identities.

VOA: special.2009.02.03

If you can somehow create a personal relationship with someone who you disagree with, take them for coffee and say: "I just want to hear your point of view."

如果你们能够以某种方式建立友谊,彼此虽然意见不同，你可以和他们一起喝咖啡然后说：,我只想听你的观点“

普林斯顿公开课 - 人性课程节选