【善始善终】〖shàn sh shàn zhng〗[begin well and end well; be good beginning and good end; be good from beginning to end; do well from start to finish]

善败由己主观定，

始末缘由坚持成。

善解人意诗典著，

终其天年赞大同。

做事情有好的开头，也有好的结尾。形容办事认真。Do something has good start, has also good ending. describe is work seriously. 同：有始有终、有头有尾。反：有始无终、虎头蛇尾。谜：原本洁来还洁去、一辈子为人民办好事。