Filter to survive

Nowadays, the world accosts us with a veritable tsunami of stimuli, a wall of information that constantly demands our attention. It's too much to keep up with, let alone remember. Too many stimuli make our amygdala overheated and stressed. The amygdala is a small part of the brain, very close to the brain stem. It used to be our survival mechanism, saving us from the tiger in the bushes by making us run first and ask questions later.