Can someone explain the action-reaction in physics to me?

If I push on a refrigerator, it pushes back on me. This is in Newton's third law. Every action has an equal and opposite reaction. However, refrigerators aren't living. So how can they push back on me? Like, "I'm a refrigerator. A human is pushing on me. I'll push back on them." That... show more If I push on a refrigerator, it pushes back on me. This is in Newton's third law. Every action has an equal and opposite reaction.
However, refrigerators aren't living. So how can they push back on me? Like, "I'm a refrigerator. A human is pushing on me. I'll push back on them." That doesn't happen, right?
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