In love, one should simplify, choose persons worthy of their promises and leave them if they don't keep them.
“Destiny is the prison and chain of the ignorant. Understand that destiny like the water of the Nile: Water before the faithful, blood before the unbeliever.”
“It is a sign of a dull nature to occupy oneself deeply in matters that concern the body; for instance, to be over much occupied about exercise, about eating and drinking, about easing oneself, about sexual intercourse.”