Who knows when it starts but sooner or later we all change ourselves to fit into the situation our lives have become, simply to make it all more bearable or to forget the truth we don't want to accept.
The other night I had a proper 'monk on', it wasn't a particularly bad day but just something had a left a bad taste. It took some thinking and blasting music from my past to remind me of a couple of important facts, especially as I was also told today;
"Any day you wake up can't be that bad."
There are more important things in life than petty worries about materialistic bullshit.