the art of letting go: grudges, revenge and trust

if somebody breaks your heart, lies to you or simply betrays you - what do you do after? do you hold a grudge for the rest of your life? do you try to get revenge? or do you actually let go? and if you do the latter (which in this case - bless you!), how the f do you do that? either way here i talk about whether i prefer to become miss reputation or a happiness girly (iykyk). in other words - how the fuck to trust people after betrayal? let me know if you figured it out cause i'm a bit of a mess