Larry Towell—Magnum Photos

Siblings: How Parents Can Help them Get On

It was a single bounce of a tennis ball that made me a better sibling—and, as it turned out, a better person too. The ball bounced many years ago, around the time I was in fourth grade and my youngest brother, Bruce, was in second. Bruce and I were in our home, playing a game of our own devising that involved volleying the tennis ball off our basement wall. At one point when Bruce was about to begin his turn, I turned away, then turned back, caught his eye and immediately saw guilt there. In the span of a second, a wordless conversation played out. Want to read this story now? Try TIME for Family for just $1.99

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