Constancy of purpose was the salient feature of Thomas's military character.
His unity of aim and constancy of purpose make him one of the greatest of modern diplomatists.
Eugene Beauharnais, viceroy of the kingdom of Italy, showed both constancy and courage; but after the battle of Leipzig (October 1619, 1813) his power crumbled away under the assaults of the now victorious Austrians.
his version of the methodological assumption of constancy in the quantitative aspects of phenomena, seems a very unsuitable basis for a philosophy of progress.
Fissure after fissure, running with remarkable constancy N.W.