Like a dog returns to it's vomit, so to a fool to his folly.
if you can't love yourself you will never find love (similar to MrBen's but that's how I heard it, been loving myself for years but still waiting on the pay off....)
What's for you won't go passed you. (One of the last pieces of advice my Grandad gave me before he passed away) (Don't know if that grammer is correct, should it be past or passed?)