Authors:

Preachers say, "Do as I say, not as I do." But if a physician had the same disease upon him that I have, and he should bid me do one thing and he do quite another, could I believe him?

John Selden (1819). “Table talk: being the discourses of John Selden, esq”, p.145
Preachers say, Do as I say, not as I do. But if a physician had the same disease upon him that I have, and he should bid me do one thing and he do quite another, could I believe him?