"Ted Kennedy is a passionate advocate for equality and has worked to lift up all of America's families throughout his distinguished career in public service. He is a personal mentor to me and a tremendous partner on issues from education to workers' rights to health care.
"Senator Kennedy approaches every obstacle with tremendous courage, poise and resolve. And I know his tremendous heart and spirit will prevail now.
"My thoughts and prayers, and those of all Americans, are with him and his family at this difficult time."