工欲善其事,必先利其器 [ㄍㄨㄥ ㄩˋ ㄕㄢˋ ㄑㄧˊ ㄕˋ , ㄅㄧˋ ㄒㄧㄢ ㄌㄧˋ ㄑㄧˊ ㄑㄧˋ; gong1 yu4 shan4 qi2 shi4 , bi4 xian1 li4 qi2 qi4] To do a good job, an artisan needs the best tools (idiom). Good tools are prerequisite to the successful execution of a job ◄ ►