Is Jake too old for Taylor?

Publication: Weekly Life & Style
Date: 20 December 2010

Well, finally somebody somewhere does a little math. The Sophisticated French Rule is that a man can cut his age in half and add seven to that, and anyone that old or older is fair game for romance.

Jake Gyllenhaal is 30. Half of that is 15, add seven is 22. Taylor Swift is 20. Ergo, she is too young for him.

Next lesson: The metric system.