The bigger point here isn't the particular statements made by professional athletes. It's the increasing number of pro athletes willing to risk their "brand" by taking a stand on causes they believe in. It's a welcome "other-oriented" vs. "me-oriented" development in the world of pro sports.
As the founder of a marketing consultancy that focuses on social change, I work with my fair share of nonprofits. My team builds awareness around issues like lack of access to healthcare and clean water.
The world is not divided into two groups, the creative people and the not creative people. If there's a distinction, it's between those who are creatively productive and those with unexpressed potential.