前人种树， 后人乘凉

来源: 于 2011-04-10 06:44:29 [旧帖] [给我悄悄话] 本文已被阅读：次

Hoipefully we all respect the system.  I have see many people who are really in need, I have see many who abuse the system. Just remember 前人种树， 后人乘"凉". Hopefully the system will not be ruined by greedy people.