When you are losing, you often think about giving up trading completely. With a little practice, you can control both emotional extremes. You'll probably never control them completely, but at least don't let elation and despair cause you to make unwarranted changes in your approach. Since correct trading is boring, don't depend on trading as your primary stimulation in life. Unfortunately, the exciting aspects of trading, such as easy analysis and trade selection, are counterproductive.
Good trading is repetitive and pretty dull.
Thus, if you depend on trading for the major excitement, pursuit of fun will probably cause you to lose. If you can afford it, fine. If not, seek your entertainment elsewhere. Here's a summary of my seven habits of successful traders. Keep trading in correct perspective and as part of a balanced life.