My dad tells me.......?

you have a mom !!!so let it be his loss he will on day eat those words one day .but don't take it out on your 1/2 brother or sister they did nothing . Just enjoy your life and treat this day like their is no tomorrow. Someday everything will make perfect sence. so for now Laugh at the confusion,Smile through the tears ,and keep reminding your self thaat everything happens for a reason.