Gregory of Nyssa: "[...]the definition of truth is this: not to have a mistaken apprehension of Being."
"In my view the definition of truth is this: not to have a mistaken apprehension of Being." (De Vita Moysis II, Ferguson, 1978, p. 23)
"[...]we ought narrowly to scrutinize our Father's characteristics, that by fashioning and framing ourselves to the likeness of our Father[...]"
"[...]after the grace bestowed we are called His children. And therefore we ought narrowly to scrutinize our Father's characteristics, that by fashioning and framing ourselves to the likeness of our Father, we may appear true children of Him Who calls us to the adoption according to grace." (On the Baptism of Christ, NPNF, pp. 523-524)