Family members can support each other and recognize that each has different talents.
And I was definitely not athletically inclined. But now, as a mother of six children who all definitely prefer winning to just having a good time, I've had to look at how to help them learn the value of competition without being driven by it. Here are two ideas I use that seem to be working. Every Monday we play games, alternating the type and teams, if teams are required. That way nearly everyone does win, eventually.