In hoc signo vinces—By this sign (the cross) thou shalt conquer. M.
In hoc statu—In this state or condition. 30
In hope to merit heaven by making earth a hell. Byron.
In idleness alone is there perpetual despair. Carlyle.
In illo viro, tantum robur corporis et animi fuit, ut quocunque loco natus esset, fortunam sibi facturus videretur—In that man there was such oaken strength of body and mind, that whatever his rank by birth might have been, he gave promise of attaining the highest place in the lists of fortune. Livy, of Cato the elder.
In intercourse with people of superior station, all that is required is not to be perfectly natural, but always to keep within the line of a certain conventional propriety. Goethe.
In jedem Menschen ist etwas von allen Menschen—In 35 every man there is something of all men. Lichtenberg.
In judicando criminosa est celeritas—In pronouncing judgment, haste is criminal. L.
In just and equal measure all is weighed; / One scale contains the sum of human weal, / And one, the good man's heart. Shelley.
In King Cambyses' vein. 1 Hen. IV., ii. 4.