15:07
How to Deal with Difficult People | Jay Johnson | TEDxLivoniaCCLibrary
17:38
How to Talk Like a Native Speaker | Marc Green | TEDxHeidelberg
15:02
The Secret of Becoming Mentally Strong | Amy Morin | TEDxOcala
19:27
The first 20 hours -- how to learn anything | Josh Kaufman | TEDxCSU
21:52