This is Tyler Cowen offering personal advice (the emphasis is mine):
"...If she splits with him, she will be "drawing from the urn without replacement," as they say. And what a very special urn it is. Should she think that simply making another choice will yield something much better? At least this first pick a) plays at least two musical instruments, and b) is taking medication, which is more than you can say for the median impotent, nervous, obsessive-compulsive, alcoholic musician."