After distinguishing himself at school in history and philosophy, he turned to the study of science.
And before long nobility won for itself a distinguishing outward badge.
Such obvious features as the number of segments in the foot and the shape of the feeler were used by the early entomologists for distinguishing the great groups of beetles.
Some people just put more effort into distinguishing right from wrong than others.
He also gave in his Fluxions, for the first time, the correct theory for distinguishing between maxima and minima in general, and pointed out the importance of the distinction in the theory of the multiple points of curves.