That is a Choice... the choice that separates happy people from sad people.
It depends on how YOU look at it!
Many happy things are intertwined with worries. Still we have no choice but to enjoy the pleasurable aspects of life and not create more pain then necessary.
Mom told me to never worry too much about anything.... and she's a worry wart.
i think we can pretty much assume that all binaries are equal in universal weight, it's just they play out in different ratios for everyone