Now 75, Sun's health has, for the past three years, not been as good as in the past. Respiratory and heart disease make an oxygen tank a constant companion. He almost never goes out; but students still come to see him.
現年七十五歲的孫毓芹，近三年多來，身體狀況大不如前，氣喘病加上心臟病，使得他氧氣筒隨身，幾乎大門不出、二門不邁，學生則都是個別至家中上課。