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8 secrets of success

Why do people succeed? Is it because they’re smart? Or are they just lucky? Neither. Analyst Richard St. John condenses years of interviews into an unmissable 3-minute slideshow on the real secrets of success.

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Nilofer Merchant

Got a meeting? Take a walk

Nilofer Merchant suggests a small idea that just might have a big impact on your life and health: Next time you have a one-on-one meeting, make it into a “walking meeting” — and let ideas flow while you walk and talk.

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Kamal Meattle

How to grow fresh air

Researcher Kamal Meattle shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air.

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Graham Hill

Why I’m a weekday vegetarian

We all know the arguments that being vegetarian is better for the environment and for the animals — but in a carnivorous culture, it can be hard to make the change. Graham Hill has a powerful, pragmatic suggestion: Be a weekday veg.

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Camille A. Brown

A visual history of social dance in 25 moves

Why do we dance? African-American social dances started as a way for enslaved Africans to keep cultural traditions alive and retain a sense of inner freedom. They remain an affirmation of identity and independence. In this electric demonstration, packed with live performances, choreographer, educator and TED Fellow Camille A. Brown explores what happens when communities let loose and express themselves by dancing together.

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Hannah Brencher

Love letters to strangers

Hannah Brencher’s mother always wrote her letters. So when she felt herself bottom into depression after college, she did what felt natural — she wrote love letters and left them for strangers to find. The act has become a global initiative, The World Needs More Love Letters, which rushes handwritten letters to those in need of a boost.

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Sally Kohn

Let’s try emotional correctness

It’s time for liberals and conservatives to transcend their political differences and really listen to each other, says political pundit Sally Kohn. In this optimistic talk, Kohn shares what she learned as a progressive lesbian talking head on Fox News. It’s not about political correctness, she says, but rather, emotional correctness. (Contains profanity.)

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Benedetta Berti

The surprising way groups like ISIS stay in power

ISIS, Hezbollah, Hamas. These three very different groups are known for violence — but that’s only a portion of what they do, says policy analyst Benedetta Berti. They also attempt to win over populations with social work: setting up schools and hospitals, offering safety and security, and filling the gaps left by weak governments. Understanding the broader work of these groups suggests new strategies for ending the violence.

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Marcin JakubowskiOpen-sourced blueprints for civilization

Using wikis and digital fabrication tools, TED Fellow Marcin Jakubowski is open-sourcing the blueprints for 50 farm machines, allowing anyone to build their own tractor or harvester from scratch. And that’s only the first step in a project to write an instruction set for an entire self-sustaining village (starting cost: $10,000).

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Hannah Brencher

Love letters to strangers

Hannah Brencher’s mother always wrote her letters. So when she felt herself bottom into depression after college, she did what felt natural — she wrote love letters and left them for strangers to find. The act has become a global initiative, The World Needs More Love Letters, which rushes handwritten letters to those in need of a boost.