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Explorers discover new worlds and perspectives that change humanity forever.Leland Melvin has spent his life exploring. He’s been a rocket scientist, an astronaut, and an NFL player.Now, he’s an educator who uses the dramatic ups-and-downs of his own life to inspire the next generation of explorers. This is… A Bit of Optimism.For more on Leland and his work, check out: lelandmelvin.com