Katavasov was very fond of talking about philosophy, having a conception of it which he had acquired from naturalists who had never studied it, and in Moscow Levin had latterly had many disputes with him.
A Katavasov piaceva molto parlare di filosofia, avendone egli stesso ricevuta un’idea dai naturalisti che non si erano mai occupati di filosofia; e a Mosca, negli ultimi tempi, Levin aveva discusso molto con lui.