How does shakesphere introduce the idea of oppisites being the same

Shakespeare did get his ideas from nature and the day to day events. Being a critical and creative thinker he was able to write a number of literature materials.

Shakespeare introduces the idea of opposites being the same when The witches say the weather is both bad and good
Explanation:
When this scene from "Macbeth" starts with the conversation between the three witches, they discuss in what season they will be meeting again, making weather analogies instead of talking directly about the moment in time which presents the two sides of things that are not what they look to the regular eye

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