To one (wi men, wi de, wi de). Demonstrative o, not the relative. Neat Greek idiom. According to his several ability (kata thn idian dunamin). According to his own ability. Each had all that he was capable of handling. The use that one makes of his opportunities is the measure of his capacity for more. One talent represented a considerable amount of money at that time when a denariu was a day's wage. See on "Mt 18:24" for the value of a talent.