The Mother wrote thus about him "... A Scholar who is at once an artist and a yogi."

Soon after Mother left her body on 17 November 1973, Prof. Hsu also left Pondicherry in 1978.

“To understand how he (XuFancheng) is translating Sri Aurobindo’s Synthesis of Yoga into Chinese characters—he’s had to find new characters! It was very interesting. It was very interesting.
He must have invented characters. Chinese characters are made up of root signs, and the meaning changes according to the positions of the root signs.”
(Mother’s agenda Oct 30-1962 )