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At first, I thought he was mean, but later I realized he was just shy.
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At first, I thought the exam was easy, but later I realized it was hard.
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At first, I thought I lost my phone, but later I realized it was in my bag.
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At first, I thought it was a dog, but later I realized it was a cat.
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At first, I thought I was late, but later I realized I was early.
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At first, I thought moving abroad would be easy, but later I realized how much I'd miss home.
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At first, I thought the project was a failure, but later I realized we learned a lot.
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At first, I thought the book was boring, but later I realized it was a masterpiece.
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At first, I thought she was joking, but later I realized she was being serious.
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At first, I thought money was everything, but later I realized that health is more important.
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At first, I thought the data was conclusive, but later I realized there were significant biases.
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At first, I thought the policy would be effective, but later I realized it had many loopholes.
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At first, I thought the two events were related, but later I realized it was just a coincidence.
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At first, I thought leadership was about authority, but later I realized it's about empowerment.
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At first, I thought the technology was a panacea, but later I realized it brought new ethical challenges.