19:27
The first 20 hours -- how to learn anything | Josh Kaufman | TEDxCSU
15:14
The secret to self control | Jonathan Bricker | TEDxRainier
14:57
How to hack your brain for better focus | Sasha Hamdani | TEDxKC
18:14
How to Succeed Without Confidence, Motivation, or Healing | Evy Poumpouras | TEDxAthens
18:37