Whether intentionally, or simply as an outcome of not paying attention, most of our lives circumstances are heavily influenced if not dictated by our personal choices as an adult. The longer you live, the more your plight can be legitimately blamed on personal choices.
I think about this when I hear people explain why they commute by automobile in spite of wishing it weren't so. They talk about how dangerous it is to travel by bicycle where they live. Or the time involved and their family commitments, etc. All those things are valid reasons not to commute by bicycle.
For some people they really are locked into a difficult situation and have very limited choices. But for many others they resign from taking responsibility for their choices or seeing that they might be changed for the better. I found this article on MMM just now that I think does a good job of laying out the benefits of considering the daily commute in your life-design.
The True Cost of Commuting