All good research-whether for science or for a book-is a form of obsession.

Masters points out that the heterosexuals were at a disadvantage, as they do not benefit from what he called “gender empathy”. Doing unto your partner as you would do unto yourself only works well when you're gay.

The broader the topic, the easier it is, not only to fill a book, but to set the bar pretty high for really great stuff.

Hormones are nature's three bottles of beer.

Yet if you don't understand the physiology of a biological system or process-like female sexual arousal-you can't possibly come up with a way to fix it when things go wrong. No one would have come up with a treatment for diabetes if physiologists hadn't figured out how metabolism, blood sugar, and insulin work.

In my whole life, I've never vomited from seeing something disgusting. Does it really even happen, outside of movies and TV? I believe it may be a myth.

I very much was inspired by Bill Bryson. He does cover science, but more often, it's a mixture of science and travel, and whatever he happens to be writing about - Shakespeare, Australia, the United Kingdom, or when he covers science in 'A Short History Of Nearly Everything' - he has an incredible ability to be both entertaining and enlightening.