At best, an unwillingness to exercise self control when it comes to money can rob you of financial security. At worst, an impulsive attitude toward buying can have a negative impact on other areas of your life as well, such as having the self control to maintain a healthy weight or go to bed at a reasonable time every night. Yes, exercising self control can be both difficult and boring, but it actually has many not-so-boring rewards, from staying out of the hospital to being able to afford your own home.