Meaning of "Card Carryin' Fool" by Randy Travis

The lyrics of "Card Carryin' Fool" by Randy Travis talk about unrequited love and how some people can end up feeling like they are in a one-sided relationship. The narrator compares their love for the person to a job they have to do, regardless of whether they receive anything in return. The imagery of being a "card carryin' fool" suggests a sense of duty and obligation towards the person they love, despite not being valued or appreciated in return. The narrator reflects on the sacrifices they've made and the efforts they've put into loving this person, even though it has not been reciprocated. The repeated references to different professions and skills they could have had if only they were met with the same dedication from the person they love highlight the frustration and sense of powerlessness that comes with unrequited love.