I believe that it may be normal, healthy, and even productive to experience mild to moderate depression from time to time as part of the variable emotional spectrum, either as an appropriate response to situations or as a way of turning inward and mentally chewing over problems to find solutions.
Andrew WeilThe world is beset by many problems, but in my opinion, this hijacking of our brain's reward centers by electronic media is potentially one of the most destructive.
Andrew Weil