Three years ago, after retiring, Lee and Ko started to travel the world after reading Professor Lee Chia-tung's book Let the High Walls Fall. Deeply moved by the selfless devotion of Mother Teresa described in the book, they formed the idea of going to Calcutta to see the situation for themselves.
3 年前，退休後開始玩遍世界各地的李榮楠和柯素景夫婦，因為看了李家同教授所寫的《讓高牆倒下吧》一書，深受德雷莎修女無怨無悔的付出所感動，便起了到印度加爾各答一探究竟的念頭。