We have become a treatment-resistant Prozac Nation. But the practice of believing in something—anything—can pull us out.The most memorable business pitch I ever attended began with a young man crying. His company was raising a modest amount of capital to build drones that could protect American troops in battle. The pitch was unremarkable in the first few minutes, until the founder mentioned his family and friends who had served in Iraq. He then stopped speaking, was quiet for a few seconds, and started to sob uncontrollably. I was in grad school at the time and had been instructed by...…We have become a treatment-resistant Prozac Nation. But the practice of believing in something—anything—can pull us out.The most memorable business pitch I ever attended began with a young man crying. His company was raising a modest amount of capital to build drones that could protect American troops in battle. The pitch was unremarkable in the first few minutes, until the founder mentioned his family and friends who had served in Iraq. He then stopped speaking, was quiet for a few seconds, and started to sob uncontrollably. I was in grad school at the time and had been instructed by...WW…