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Woody Allen paid tribute on Sunday to his past romantic partner and longtime collaborator Diane Keaton , calling her the "audience of one " whose cinematic opinion was the only one he valued.

The polarizing director penned a lengthy tribute in the Free Press to Keaton, who passed away at the age of 79 , her daughter confirmed to NBC News on Saturday. Keaton, who starred in many of Allen's films, won an Oscar for her role in Allen’s rom-com “Annie Hall” in 1977.

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"As time went on I made movies for an audience of one, Diane Keaton," Allen wrote . "I never read a single review of my work and cared only what Keaton had to say about it."

Keaton's pre-screen critiques were so i

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