I have but one system of ethics for men and for nations - to be grateful, to be faithful to all engagements under all circumstances, to be open and generous, promoting in the long run even the interests of both
Thomas JeffersonNever suppose that in any possible situation or under any circumstances that it is best for you to do a dishonorable thing however slightly so it may appear to you... Encourage all your virtuous dispositions, and exercise them whenever an opportunity arises, being assured that they will gain strength by exercise ... and that exercise will make them habitual.
Thomas Jefferson