“[Mood allocates] investments of time, effort, resources, and risk taking to maximize Darwinian fitness in situations of varying propitiousness. High and low moods adjust cognition and behavior to cope with propitious and unpropitious situations.” — Randolph M. Nesse Copy Share Image
![“[Mood allocates] investments of time, effort, resources, and risk taking to maximize Darwinian fitness in situations of varying propitiousness. High and low moods adjust cognition and behavior to cope with propitious and unpropitious situations.” quote by Randolph M. Nesse](https://sms4smile.com/quotes/img-quotes/6d0/randolph-m-nesse-24802_behavior_mood-allocates-investments-of-time-effor_87538.jpg)