I wouldn't work for someone who felt me up either, but by just walking out I'm not doing much to prevent that behavior from being normalized.

Worse, it's the Market for Lemons. The jobs nobody takes get seen by more people because they stay on the market, and so they are over-represented amongst observers. Then the horrible people at your company start saying things like, "everybody is doing it". Everybody does a lot of things that nobody should be doing.