no, i disagree, its OK to feel miserable, i get it too, to me, to say cheer up is giving support, rather than ignorance, to acknowledge life's dull -feeling pain. I agree it is perfectly OK to complain, its normal, like I'd think you're too weird if happy all the time, like something's not quite right....everyone have ups and downs.
Mandatory as church going is probably a cultural thing, of village life, like

Emmerdale LOL sorry but whatever, English ways is not like American, vastly different ways of life.