CEO of a $3 billion company that grew up in poverty now asks himself this question every night

Sheldon Yellen, CEO of Belfor, a $3 billion real estate restoration company, isn't always that rich. He grew up in poverty, but after years of hard work, he found himself tasting success. Now, Yellen has been financially successful and responsible for almost everything in his company, asking himself a question every night before going to bed.

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