Moore died on Jan. 25 in Greenwich, Connecticut, of cardiopulmonary arrest after contracting pneumonia, the actress' rep confirmed to Et. She was 80.
Watch: Mary Tyler Moore in Her Own Words: How the Actress Transcended Television to Inspire a Generation
"I can’t believe she is gone. Mary was my life, my light, my love," Levine said in a statement to People. "The emptiness I feel without her with me is without bottom. She was a force of nature who fiercely defended her autonomy even as her health was failing. Mary was fearless, determined, and willful. If she felt strongly about something, or that there was truth to be told, she would do it, no matter the consequences."
"She was kind, genuine, approachable, honest, and humble. And she had that smile," the statement