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TED社区成员克雷格·鲁克斯在比尔与梅琳达·盖茨的演讲下留言，认为他们将财富投入公共利益服务，是”开明自利”的最佳典范——不仅是在施予，更是以最有意义的方式让财富为自己所用。

Here’s what we humans are really going to do with the hybrid brains that Ray Kurzweil proposes we’ll have by 2030.

作者以童年在欧胡岛北岸观看马球赛的记忆为引，深情追忆夏威夷传统牛仔——帕尼奥洛的独特风貌：他们温柔、博学，编花环、教马游泳，与粗犷的西部牛仔截然不同。文章借此叩问：随着岛屿上诸多传统的消逝，这一文化符号是否也将成为历史？

Between them, Dave Isay of StoryCorps and Brandon Stanton of the photography website, Humans of New York, have collected more than 75,000 stories from regular folks around the world. They share their thoughts on how to get the best out of people.

Coursera联合创始人达芙妮·科勒回顾了这一在线教育平台的飞速成长：从37门课程、50万学生，到如今逾550门课程、600万学生。她认为，MOOC高退课率是一种误解，并相信在线教育正从根本上重塑高等教育的面貌，推动真正意义上的终身学习。

In her second TED Talk, “Success, failure and the drive to keep creating,” Elizabeth Gilbert came clean about the often unglamorous life of a writer. The one thing that never wavered: her love of the written word. Here, she shares seven books that have sustained her through it all.

This week’s comments includes replies to Simon Anholt’s introduction of the Good Country Index, a thought on the purity of art (and how we have polluted it with money), and an argument for trusting our own intellectual selves.

Aging happens to all of us, but scientists still don’t know the mechanism behind it. We need to focus on finding an answer, says molecular biologist Oliver Medvedik.

These precise re-creations of the world have the amazing ability to bring us up close to people and animals that are far away in space and time, says artist Aaron Delehanty.

在塞拉利昂长大的David Sengeh，从小目睹无数截肢者饱受劣质假肢之苦。如今就读于麻省理工学院媒体实验室的他，致力于利用3D打印技术重新设计假肢接受腔，希望为全球患者提供低成本、个性化定制的舒适假肢解决方案。