Is it if a guy gets the girl he wanted so badly then he get bored of her?

Is it when a guy gets a girl he wanted so badly and then he gets her (she who makes the first move) after that with the passage of time he gets bored of her?
Like saying, "We humans by nature want things that we can't have, and then we get tired of them with the passage of time."

Is it if a guy gets the girl he wanted so badly then he get bored of her?
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