Maintaining Mental Function and staving off insanity post SHTF

[Mortblanc]

Or you can find a group to work with.

Establish some security, take turns getting some rest, light a candle and sit and chat, plan, plot and complain, play some cards or chess.

Just don't make too much noise, the lone wolves think they are the only ones that survived. Be a pity to burst their bubble.