United Kingdom, Sept. 1 -- Malcolm McDowell says respect is the secret to his 34-year marriage.

The 82-year-old actor and his wife, Kelley Kuhr, 58, tied the knot in 1991, and although he is no relationship expert, Malcolm feels "very lucky" to have found his forever soulmate.

The A Clockwork Orange star told People: "You know what? Honestly, I am not an expert on relationships. I wish I was.

"And I think just liking the partner you're with is very important and just respecting."

Kelley - who has sons Beckett, 21, Finnian, 18, and Seamus, 16, with Malcolm - is a visual artist, and he is in awe of her talent.

Malcolm gushed: "My wife's a brilliant designer and at the moment, she's doing this house in Mexico, which is her masterpiece....