What do Catholics say of the observance of Sunday by Protestants?

Answer

"It was the Catholic Church which, by the authority of Jesus Christ, has transferred this rest to the Sunday
in remembrance of the resurrection of our Lord. Thus the observance of Sunday by the Protestants is an
homage they pay, in spite of themselves, to the authority of the [Catholic] church. "-"Plain Talk About the
Protestantism of Today," by Mgr. Segur, page 213.

In what other way is God's love sometimes shown?
What should we say for such a Saviour?
What is the very life of the Spirit?
What will be the standard in the judgment?
6. In His reply, how did Christ indicate that neither the end of the world nor of the Jewish nation was immediately at hand ?
Why was this to be?
How does God anticipate the needs of His children?

Questions & Answers are from the book Bible Readings for the Home Circle