A majority of two thirds is required to ratify an overture.

Tom is committed to ratifying the decisions made by Mary.

But gladly sire Anchises hails the sign, / and gazing upward through the starlit air, / his hands and voice together lifts in prayer: / "O Jove omnipotent, dread power benign, / if aught our piety deserve, if e'er / a suppliant move thee, hearken and incline / this once, and aid us now and ratify thy sign."