What to do Next?

"Successful, contented people do not waste their time doing things they don't like or leave them hopeless. Continued to exposure to a bad job and nasty boss can ravage the mind and body with stress related ailments and so it's absolutely imperative that you get out under your own power before you die with your tie on." - the one

Just thinking about these words in terms of my current status in my life. Maybe someone out there already had this feeling and how did they cope with it? are they doing good now? did they made the wrong decision?

It is only the person with good intent and interest to himself/herself knows what to do next!