Cf. Iren. V. c. 5, § 1; Athan. (Expos. Fid. c. i.):  “He shewed us.…an entrance into Paradise from which Adam was cast out, and into which he entered again by means of the thief.”  S. Leo (de Pass. Dom. Serm. II. c. 1):  “Excedit humanam conditionem ista promissio:  nec tam de ligno Crucis, quam de throno editur potestatis.”