工欲善其事，必先利其器　

◎ 工欲善其事,必先利其器 gōng yù shàn qí shì,bì xiān lì qí qì

[An artisan must first sharpen his tools if he is to do his work well.] 工匠要把活儿做好,必须先使工具精良;也指工作要得到好结果,必须先有好的器具