I'm not a Silva fan and the plot is very tired (Israeli master spy chasing Palestinian master spy), but some of the viewpoints about the Arab/Israeli conflict are interesting, more so for being expressed in a crime novel.
Some are born lesbians; some are called. A comanion piece to Brokeback Mountain. Starts as a sage, finishes as a Maupassant short story. Well written, not so well edited.
As a former cat person, I disliked dog people - and dogs: too eager to please, no self-respect. Then I had a dog -- well, a Chow; more like a big cat. Anyway,I've become my own worst nightmare of a dog owner. Be warned.