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在19世纪20年代，书籍对大多数美国人而言是稀缺奢侈品，公共图书馆体系尚未建立。然而边疆地区仍有求知若渴的读者，包括年轻的亚伯拉罕·林肯。本文带你一探19世纪五年级学生的知识水平，看看现代人是否能与之媲美。

That’s right. The cockroach. How watching Robert Full’s TED Talk effectively ruined the day of writer Kate Torgovnick May.

Psychologist Guy Winch lays out seven useful ways to reboot emotional health … starting now.

自斯诺登揭露美国国家安全局监听事件以来，政府透明度备受关注。退役将军麦克里斯特尔主张，真正的问题不在于透明度不足，而在于信息共享方式不够智慧——不应将信息全盘公开，而应凭借洞察力与同理心，精准判断谁需要什么信息，并主动与其共享。

In this free-wheeling discussion at TED Global in October 2014, Buddhist monk Matthieu Ricard talked with journalist and writer Pico Iyer about how to spend time meaningfully.

It’s safe to say that economic inequality bothers us. But why? Harvard philosopher T. M. Scanlon offers four reasons we should tackle — and fix — the problem.

科学与技术正深刻改变着体育运动的面貌。体育科学记者大卫·爱普斯坦、NFL球员克里斯·克鲁维与ESPN首席科学家辛西娅·比尔，共同探讨科技如何突破人体极限、重塑竞技形态，并展望未来体育运动的无限可能。

Studies show the health benefits of sharing our private hopes and fears with trusted confidantes. But what if you’re on your own?

So many of us have been moved to mail a box of clothes, toiletries, food or toys after hearing about a natural disaster or tragic event. But humanitarian logistics expert Dale Herzog says: Ask yourself three questions before sending another box into the chaos.

Only ten percent of art-school graduates make a living from their artwork. Why should this be such a pipe dream?