You can share this video by copying this HTML to your clipboard and pasting into your blog or web page.
You either have JavaScript turned off or have an old version of the Adobe Flash Player. To view this rating widget you
need to get the latest Flash player.
If your browser allows only "trusted sites" to execute Javascript, you should add the "googleapis.com" domain to your whitelist to allow our Flash detection to work properly.
Got an idea, question, or debate inspired by this talk? Start a TED Conversation, or join one of these:
著名心理学家乔纳森·海特问了一个简单而又复杂的问题:为什么我们要不断寻求自我超越?为什么我们要试图失去自我?通过对群体选择进化论的解释中,他的回答引人发省深思。
Jonathan Haidt studies how -- and why -- we evolved to be moral. By understanding more about our moral roots, his hope is that we can learn to be civil and open-minded. Full bio »
Translated into Chinese, Simplified by yan wang
Reviewed by Xiaoqiao Xie
Comments? Please email the translators above.
Just follow the guidelines outlined under our Creative Commons license.
This comment will be attributed to . Not ? Sign Out.