He says that old people ought to get out of the house and participate in activities. Otherwise, when left at home to brood, even people in good health get sick. Chang's wife Han Yu-chen is a women who can't be held back.
休士頓老協共同會長張子平對此有深刻體認，他說，老人家就是要走出來、要多活動，否則待在家裡，孤寂寥落、思前想後，沒病也會悶出病來。