We all know people who are miserable. They have always been miserable. Nothing we can do will make them any less miserable. They are the only ones who can make that decision. It is a decision.
I can choose to change my mind, change my life at any time. All it takes is courage to take the first step. If you find yourself complaining about something all the time. Especially complaining about the same thing time and time again. Change it.
Find a new job or learn to love the job you have. Lose weight, get in shape, get rid of the bad relationship or change your attitude about it. You are the only one in charge of how you feel at any given moment.
We all have hard times; Difficult situations. I am the only one who can change mine, you are the only one who can change yours. Ask for help, or help yourself. Staying stuck is a decision as well. If you choose to stay stuck, stop complaining about it.
Fantasizing the freedom to allow you, your life without trying to fix it.