George W. Bush: “I believe strongly that the evil ones didn't know who they were attacking.”

You've showed the great strength of America through your work—and that is your good heart.

Those who have lost their precious children are facing a grief no parents should ever know.

Violence and vitriol must be purged from the public square. Members of other political parties are not our enemies; they are our fellow citizens.

We know our words cannot help, but we believe the prayers of so many Americans will.