After only a year (and less than 30% approval ratings), too! Google "Bush" "admits" "mistake" and you'll find that our president, after 7 years (and roughly the same approval ratings), only did that twice, in 2006 and 2007.
He barely even pretends to care about people these days... and he has the balls to say, "...that he would meet Chinese President Hu Jintao and 'remind him that he can do more to relieve the suffering in Darfur.'"