Also a list of collections I like:
Direct attacks 2
Game Collection: Direct attacks 2
(Also other collections by TheDestruktor)
Chess teaches us to learn from our mistakes!
Game Collection: Chess teaches us to learn from our mistakes!
Some Learning from the champions
Lasker Teaches Chess
Game Collection: Lasker Teaches Chess
Petrosian teaches you how to play chess
Game Collection: Petrosian teaches you how to play chess
Garry Kasparov Teaches Chess
Game Collection: Garry Kasparov Teaches Chess
Bobby Fischer Teaches Chess
Game Collection: Bobby Fischer Teaches Chess
Botvinnik Teaches Chess
Game Collection: Botvinnik Teaches Chess