The unvarying courtesy of them is very striking.

Indeed, it was his friendship and his good lady's unvarying courtesy that took me to the capital.

His stoical indifference and unvarying courtesy to the fair sex are genuine and sublime and pique the women incredibly.

We might be three men living together, but for the unvarying courtesy and consideration which they show to me.

Now that the work is over, I wish most cordially to thank you, my dear fellow, for your unvarying courtesy and kindness.

"The unvarying courtesy, sobriety and dignity of their convocations led one of their learned Jesuit historians to liken them to the Roman Senate."