Współdziałanie z Duchem Świętym, „głównym Sprawcą nowej ewangelizacji”

The article undertakes the question of divine-human determinants of evangelization. In its first part it explains the mystery of the Person of the Holy Spirit and of His activity in the personal relation between the Father and the Son, and then the nature of His activity in the life of Jesus Christ and in the Church. In its second part it shows the way man cooperates in Christ’s salutary mission in the plane of the Holy Spirit’s activity actualizing Christ’s salutary mysteries in the Church and interiorizing them in the hearts of the faithful.