To start learning :
:///user/UnrealDevelopmentKit/playlists
and https://wiki.unrealengine/Main_Page
and : https://docs.unrealengine/latest/INT/Engine/index.html to read quietly.
Then you have a lot of content in this forum too. Keep the time to search.
Lol. Been ninja’ed by ^^ As he said, yes unreal community is awesome and the more you come there the more you want to be like them ^^