Well, there are many people that are in relationships that shouldn’t be in relationships.
Single people who choose to be single probably know this only too well; they choose to stay single until they meet someone that they know they want to be with, who fulfills them, and who is literally their other half.
There are millions of people in the world who believe that they can’t be complete people unless they are in a relationship; their ‘crutch’ is what keeps them going without considering their partner’s feelings.