An exquisite example of the adage, What you don't know won't hurt you.

Lisinopril, the generic name of a drug of which I am prescribed--and which I for years have taken--a daily dose of 20 mg. to lower my blood pressure, is, I learned during this early, early morning spurt of web-surfing, derived from the venom of the jararaca, a Brazillian pit viper.