so sad!!!

I was so sad when I read this:

現在為了供兩個念牙醫係的兒子讀書，房租收入對他很重要，平日自己很節儉，也沒有為自己買健康保險，為了多一間房租收入，寧可委屈自己住在公寓的洗衣房內。

Somehow I felt his to-be-dentist son should take some responsibilities of their father's low quality life.