Good idea: Wearing flip flops when it's hot out. Bad idea: Failing to notice that your daughter has stopped walking in front of you so you kick her foot, causing you to rip the toenail on your big toe well into the quick, which in turn results in pain and profuse bleeding. Worse idea: Managing to kick yourself in the same toe a few days later, further ripping your toenail from its accustomed position. Worst idea: Deciding that since said nail is hanging on by a mere corner, it would be best t