First, don't you dare say anything positive or optimistic or encouraging about the statement to follow. The only appropriate responses are things such as "duly noted" and "how interesting" and "thank you for informing me." I am dead serious about this, and you deviate from these instructions at your peril.
Mia has slept through the night, in her own crib, 5 out of the past 6 nights.
That is all.