Investing in yourself

This is my attempt to write a life manual. It is going to be a lengthy article.
To breathe is to live.
The word spirit (from latin spiritus/ spirare) means to breath. And as we have our last breath, our soul withdraws from our body.
There isn't much into breathing;
it is simple: inhale, exhale.
It is effortless: we don't even think about it,
but it is one of the miracles of the human body. and if you don't appreciate it yet, talk to some covid-19 patients.
Loading crossword puzzle. One moment please.