Earlier quoted context omitted.
In many cases I see cycling ruin life if you enjoy driving or walking ;). I do find places that i've seen be bike friendly in Europe do a much better job at this. But cyclists in Toronto can be pretty awful. Likewise can pedestrians and cars. Whichever way I travel, the other two are annoying me or causing me grief somehow.
Some people are inconsiderate :-( . Some of those people ride bikes. I've been annoyed at bicyclists while walking along holding my helmet just after docking my Dublinbike, even. But a jerk walking is virtually certainly not going to kill me (or my kid). A jerk cycling almost certainly won't either. But a jerk driving quite possibly will - after all, where I come from there's a 9/11 on the roads every month due to dr…
And keep in mind, it's a lot more dangerous for a woman to walk alone than the average HN poster, especially if they need to do so at night.