Tolerance in Principle and in Practice

It has been said: "The Church is intolerant in principle because she believes; she is tolerant in practice because she loves. The enemies of the Church are tolerant in principle because they do not believe; they are intolerant in practice because they do not love." ~~~~~~~~~~~~ He provides no source and the quote is often attributed to him.

source: Father Reginald Garrigou-Lagrange , O.P in God, His Existence and Nature, on page 412 of Vol. II of the 1936 Herder edition tags: Church, Tolerance