You are allowed to say “Fuck this. I’ve had enough.” if you have tried to maintain a relationship with someone, but they have not reciprocated.
You are allowed to stop caring about them.
You are allowed to give up on the relationship.
Because the only people who deserve your affection and emotions are the people who have decided that you deserve their affection and emotions.
No one has a right to your thoughts, body, sex, emotions, or affection.
The problem is feelings. Emotions. Not what is but how you “feel” about what is. We are our emotions. Thoughts create emotions. Thought can be brought under control.
Thought is mental talking. Once the inner talking is under control then emotion is under control and suffering ceases. Suffering doesn’t cease because things around us change it ceases because we have learned to control the thinking that projects these feelings onto our heart.
Then when we live our lives in loving kindness and compassion we become at peace with the external world. Whatever happens we acted with kindness and love. We are free from guilt or self doubt.
Twenty five hundred years of Buddhist teachings can be summed up in that paragraph,