五十知天命是什么意思

《幸福满屋》为观众演绎一场一家三代，一个大家庭和三个小家庭在城市郊区幸福小楼里的现代都市生活故事。。绰号“恐龙”的黑帮人物荣曾因杀人入狱，出狱后性情大变，竟选择在一所私立学校担任校工，后更因机缘巧合成为代课老师。以学生杰仔为首的“五大天王”，视黑社会为英雄人物，经常捉弄老师，荣强忍怒火，委曲求全，反令杰仔等人意气风发。荣全心全意教导学生，痛斥黑社会的真面目，更在一次街头殴斗中勇救杰仔，令学生们深受感动，与此同时，荣以前的黑社会身份被揭穿，他只有选择黯然离开……。One night seven years ago, Rafael came home after work and discovered that people he did not know had come looking for him. He immediately fled, without looking back. From that moment on, his life changed, as if that night had never ended。