I posted a "wise", balanced and possibly even helpful response but the the internet lost it (probably a message in there for me somewhere).
I'll try this instead.
Baz Luhrmann said :
Know your limits, enjoy good times when they come and do good when the bad times come.
Anticipating sadness will not make bad things less sad.
Anticipating happiness will not make good things more happy.
But trust me on the sunscreen...