The best way to manage your emotion is : Understand your emotional needs. In order to manage your emotions, you need to fully understand them. All of us have certain emotional needs that are just as important as our physical needs. Spend some time taking an inventory of the emotional needs that are most important to you.
Nice way to put it dude. You yourself should know how to control and deal with your emotions and how you'll react to different circumstances. That would have a big effect with how you make decisions so it's very important