If you're feeling a little blue, all it takes to turn that frown upside down is a little mental rewiring. The best way to do this is to stay busy. Keeping your mind occupied prevents you from ruminating on negative things for too long. If you love animals, the "aww" moment you get from seeing a picture of a newborn kitten might be all it takes to change your mood. (This works for me, as I have a soft spot for animals.) Whether you enjoy sports, cooking, reality TV, or reading fiction novels, focusing on things you like pushes your thinking in a much more positive direction. The point is that sadness and negativity can eat away at us. Unfortunately, things of a negative nature have a much stronger effect on us than those of a positive nature. Is it any wonder the news is saturated with stories that center on death and murder? Remind yourself to always cancel out a negative thought with a positive one. DO NOT let the negative ones infiltrate and take over your mind! J...