On those days when you are feeling stressed, angry, depressed, just remember, that you will never be this loved this much again. One day you will long for their affection. so choose a soft voice, choose gentle hands, choose love.
Playing the "best friend role" only confuses children. Be the parent even if no one played that role for you. Have some self respect and teach that having a man is not the important thing. Having a future is the goal and an education can ensure that.