Absentia ejus qui republicae causa abest
Absentia ejus qui republicae causa abest, neque ei, neque alii damnosa esse debet. The absence of him who is employed in the service of the state, ought not to be burdensome to him nor to others. Dig. 50, 17, 140.
A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.