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First, small businesses are the backbone of America. Or are they? Economist Robert Atkinson wants you to hold your horses and think again. He says we often favor small businesses and villainize large corporations, despite the fact that being big may enable companies to potentially contribute more to diversity, fair wages, and more generous employee benefits.

Next, many of us may have a bit of a precision fetish, according to author Simon Winchester. Consider car commercials or watches that tout precision engineering. But how did we get to a place where precision has become so important? Winchester notes that it goes all the way back to the 18th century. And without precision engineering - without replaceable batteries and reliable mass production - our lives would be very, very different.

Then, you and your best friends have more in common than you probably think. In fact, it\\u2019s likely your brain and your friend\\u2019s brain react in really similar ways to certain prompts. UCLA\\u2019s Carolyn Parkinson compared brain activity among friends and acquaintances and found that buddies are bound by more than social surroundings. And heads up, our genes determine our friendships, too.