Top websites : Upskilling and Self-Motivation

Few websites which provide useful information to upskill and motivate oneself.
You can contribute too.

Upskill
1.Coursera
2.edX
3.Khan Academy
4.How Stuff Woks
5.Investopedia

Motivation
1.Addicted 2 Success
2.Motivation Grid
3.Tiny Buddha
4.Life Hack
5.The Utopian Life
6.The Wealthy Gorilla