Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Are you still here?	Clear the opening sequence.
Did I play video games because I was miserable?	Get Flashlight.
How do we arm first?	Get pipewrench.
If life were only like this	Clear first stage.
It's over. Go home	Clear game.
Kids playing with guns	Get pistol.
Life moves pretty fast	Clear second stage.
Looking for really big gun	Get shotgun.
New word for the day	Clear fourth stage.
The fourth dimension wall	Collect Dr.Randell newsclips.
Welcome to the middle of the game	Clear third stage.
You came back there	Clear game.