Career
Rhetorician, philosopher, theologian and missionary. He served as a professor in the years 1653-1676, with short breaks for being a court missionary (1657-1658, probably for the Inowrocław voievode Krzysztof Żegocki), a missionary to the Crimean Khanate (1661), a poenitentiarius in Loreto (1663-1664), and a missionary to Constantinople (1672-1673). In the years 1676–1700 he served as a court missionary for the Ruthenian voievode Stanisław January Jabłonowski.
He was a very prolific writer, beside of the rhetorics, an author of many polemical and ascetical works.
He wrote many books on the problem, especially on the filioque question.