However, that doesn't mean that you should necessarily act out based on your emotions. You need to be able to stop and think instead of just reacting all the time. That's the difference between us and animals. Take charge of your life, for now and for ever. Try to remain child-like without being childish.
Second chances are rare.
Try to make the most of the chances you do have. That's why they're called habits. It takes time, and lots of effort to change. You can't just change your behavior in one day. You have to try today, tomorrow, next week and next year.