Geirus Makes You Shuckle! (Can Anyone Confirm This?)

Quoting Rabbi Dov Brezak’s daily “Chinuch Lifelines” newsletter:
The Sfas Emes says that every Jew (including a child) has in him a G-dly Force which is very much alive.
Just to illustrate, I know someone who deals with geirim. He shared an incredible phenomenon that he has witnessed countless times. When a convert davens mincha before conversion he will be standing still as a stone, yet when he davens maariv, (after just having had his conversion) he will be swaying back and  forth…