What is the meaning of 两条腿走路？
要用两条腿走路


Metaphorically, it means we should be developing with two aspects and only focusing on one could not go very far. This sentence is used when the developing can be identified as two key aspects. And it won't be used if there are many aspects, because one only has two legs. For example,  我们要用两条腿走路，生产和质量都要做好，...