No man can know God unless God has taught him; that is to say, that without God, God cannot be known.
Irenaeus of LyonsThe initial step for us all to come to knowledge of God is contemplation of nature.
Irenaeus of Lyons[Peter] testified to [the Jews in Acts 2] that Jesus Christ was the Son of God, the Judge of the living and dead, into whom he did also command them to be baptized for the remission of sins.
Irenaeus of Lyons