I'm still working on building mine. I've found at least one (coding) that fits into the picture somehow, being that I've been doing it since I was a kid. Some others are more recent interests that I want to spend a few years diving deeper into before rendering a verdict.
Cal Newport wrote a whole book refuting the "follow your passion" hypothesis in 2012: So Good They Can't Ignore You [1].
And more recently, there's a Stanford study out that makes the same claim [2].
[1] https://www.amazon.com/Good-They-Cant-Ignore-You/dp/14555091...
[2] http://gregorywalton-stanford.weebly.com/uploads/4/9/4/4/494...