BO’s parents were married in February and he was born in August (same year).
His mom got remarried and moved to Indonesia only to decide it was best to send young Barry to live with his Grandparents.
Is this his fault, heck no. The only thing that we can really take away from this is that is completely stunning that Barack Obama doesn't suffer from a Narcissistic Personality disorder which is a common outcome of children who are rejected and abandoned.
In contrast to this, the Palin's are a loving family. They struggle like all of us, make mistakes but in the end they come together and face the problems and move on.
Sarah's strength comes from her belief in God, and love of her fellow humans.