Well said ... 'perspective' came to mind after reading the OP ...
However, I did cringe a bit when I read
" 42 this year, reflexes and eyesight declining fast", uffda! ... at almost 30 years beyond that, I need to add focus and memory challenges to that short list... tough to adapt at times in an increasingly technology-oriented world ... a good attitude, and the need to keep a proper perspective sure helps though