Physically there is nothing to distinguish human society from the farm-yard except that children are more troublesome and costly than chickens and calves and that men and women are not so completely enslaved as farm stock.
It is not fit the public trusts should be lodged in the hands of any, till they are first proved and found fit for the business they are to be entrusted with.
Should you find yourself in a chronically leaking boat, energy devoted to changing vessels is likely to be more productive than energy devoted to patching leaks.
Physicians attend to the business of physicians, and workmen handle the tools of workmen.
[Lat., Quod medicorum est
Promittunt medici, tractant fabrilia fabri.]