... [I]nfectious disease is merely a disagreeable instance of a widely prevalent tendency of all living creatures to save themselves the bother of building, by their own efforts, the things they require. Whenever they find it possible to take advantage… — Hans Zinsser Copy Share Image
![“... [I]nfectious disease is merely a disagreeable instance of a widely prevalent tendency of all living creatures to save themselves the bother of building, by their own efforts, the things they require. Whenever they find it possible to take advantage of the constructive labors of others, this is…” quote by Hans Zinsser](https://sms4smile.com/quotes/img-quotes/0c7/hans-zinsser-34557_advantage_i-nfectious-disease-is-merely-a-disagree_1503200.jpg)