Blessed John Duns Scotus,
you strove to understand, explain, and defend
the truths of the holy Christian Faith in the light
of human reason.
For all truths, natural and supernatural,
are from one and the same Source:
the eternal God who is truth and light and love.
And so you proposed and expounded the perfect
purity and holiness of the Blessed Virgin Mary
in the first moment of her Immaculate Conception.
By her intercession and yours,
may the Most Holy Trinity
grant the conversion of sinners
and the favor of:
[add your request]