The impulse to connect arises naturally in human beings, as is clearly visible in us when we are children. Later, as we become adults, this ability is eroded by doubts, fears, and suspicions. For example, if there are two families living in an apartment building and each has a young child, the parents might pass each other in the lobby without exchanging a single word or even making eye contact, but the children will undoubtedly acknowledge each other when they meet. If a small child in front of the building spots another at a window on an upper floor, she may spontaneously wave, and the other
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