There is a moment when the interior light of the "eyes of faith" becomes one with the exterior light that shines from Christ, and this occurs because man's thirst, as he strives and seeks after God, is quenched as he finds repose in the revealed form of the Son.
Hans Urs von Balthasar (1982). “Glory of the Lord VOL 1: Seeing The Form”, p.190, A&C Black