Don't know why that guy comes to my mind? 
haha.
"Oh fuck bob, Its dark already"
"anyone know how to makea fire whats that rock called again fli something? where do we find it do anyone know?"
"nope"
"anyone know what material burns the longest and where to find it?"
"or maby someone knows how to create a lightbulb?"
"nope"
claiming you're smart because you have read what other actual Smart people have written is imo ironic., you're not smart. your have Read alot and have good memory lol.