David Steindl-Rast: Want to be happy? Be grateful – YouTube.

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Stop-Look-Go

At TED@Cannes, Gary Wolf gives a 5-min intro to an intriguing new pastime: using mobile apps and always-on gadgets to track and analyze your body, mood, diet, spending — just about everything in daily life you can measure — in gloriously geeky detail.

http://www.ted.com

Gary Wolf: The quantified self