How to find a soul mate, live happily, and never quarrel
No way. "Soul mates" don't exist.
And the chances of meeting the perfect partner - the one who meets a large number of your requirements - are negligible. And even if you manage to do it, you still cannot avoid quarrels and a decline of interest. But understanding this inevitability and realistic expectations increase the chances of a happy relationship.
Here's the main thing to know so you don't miss "your" person.