不存在所谓的质量问题。
There is no such thing as a quality problem.
唯有理解,才能关心;唯有关心,才能帮助;唯有帮助,一切才能得救。
网球是一项心理游戏。每个人都很健康,每个人都能打出精彩的击球。
"Words are my weapons against silence and oppression."