87 years

Herbert and Zelmyra Fisher have been married 87 years.

When asked why they decided to marry, it was because Zelmyra “did not give Herbert any trouble” and Herbert “was not much to look at ... but he was quiet and kind.”

http://thestir.cafemom.com/love_sex/121603/longest_married_couple_in_the

I wonder what my answer to Isaiah will be...