Why are Americans so smart and hardworking?

Thousands of most popular brands, companies are created in the US. πŸ‡ΊπŸ‡²

Even if I am a communist or islamist, we all have to appreciate the success of the United States of America on this earth and I am so fucking jealous of it. And I understand why Americans are a little arrogant and I can not reach them. Coz they are number one. For example, why would a celebrity talk to you? That's why Americans don't talk to me.

Why are Americans so smart and hardworking?
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