I am so lucky to have a career that I truly love. I hope I never feel like quitting because of a bad day, but if that time ever comes, I hope I remember to look back and think about why I chose this line of work.
They are human, imperfect. But like you, they also have a family & a job. Their job is as stressful, or more than, that of a doctor. The difference is that they have a gun, & their lives on the line, not counting whoever is in danger!