Having to stand for 20 minutes is not such a bad deal if you’re in decent health. Hell it’s probably good for you if you spend most of your day sat at a desk.
and if you're not? Not all bad health is a character failure, you know. Some people just have diseases like multiple sclerosis
in the public vs private transit discussion, all I know is that I've never been harassed by someone else in my car on the way to work, but the subway was a different story, and I've spent a lot more time commuting by car than train