Wonder what Vladimir Putin thinks of tough women leaders such as Margaret Thatcher, Angela Merkel, Indira Gandhi and Golda Meir?

Not much, it seems.

In an upcoming Showtime documentary by Oliver Stone, the Russian president tells the director of the movies JFK and Wall Street that women are held back by their biology, reports Bloomberg, which got early access to the film.

“I am not a woman, so I don’t have bad days,” he tells Stone while giving a tour of the Kremlin, according to  Bloomberg. “I am not trying to insult anyone. That’s just the nature of things. There are certain natural cycles.”

Putin, who appears to enjoy being photographed doing macho activities such as riding shirtless on horseback, hunting and judo, then expanded on his theories.

Read the full story at USA Today.

Vladimir Putin carries a hunting rifle during a trip to Siberia. Photo by Dmitry Astakhov, AP.

Vladimir Putin carries a hunting rifle during a trip to Siberia. Photo by Dmitry Astakhov, AP.