Like a muscle, when we are strained and challenged we will always grow. We grow in strength and a specific type of wisdom comes our way. A specific type of wisdom that, without that challenge, would not have found its way to our hearts.
"Pretty" is something that changes each year. Don't try to make yourself liked by everyone - insted be yourself and learn who your real friends are. Don't try to look like what the world says is attractive - instead find your own style and worth