There are sayings about intelligence that will help you realize that smartness doesn't come in only one flavor. If you're getting bad grades in class, or can't get promoted at your job, it doesn't mean that you're stupid. You're smart in your own way. Here are some sayings about intelligence that will help you see just how intelligent you truly are:
Not everyone is skilled in the same areas. If you're bad at math, it doesn't mean that you're dumb. It just means that numbers aren't your strong suit. You could be a genius when it comes to history, or knitting, or cooking. This is one of the sayings about intelligence that you should remember, because it lets you know that you don't have to be great at everything.