love or stupidity

Sometimes we fall in love so hard that we become stupid in the process..have you ever got that feeling where you love somebody so hard that even when they do you wrong and you know iys wrong you still cant help but love that point I dont think its love but then its become stupidity...have you ever known somebody you are dating is cheating on you but you tel yourself if you love them just a little bit more they will stop..if you be there for them just a bit more they will is it love or just a fancy word for stupidity