Saying is one thing, doing another. We must consider the sermon and the preacher distinctly and apart. – Michel de Montaigne

Those whose conduct gives room for talk are always the first to attack their neighbors. РJean Baptiste Moli̬re, Tartuffe

Hypocrisy is the most difficult and nerve-racking vice that any man can pursue; it needs an unceasing vigilance and a rare detachment of spirit. It cannot, like adultery or gluttony, be practiced at spare moments; it is a whole-time job. – W. Somerset Maugham