I don't understand

It’s weird that nowadays people don’t buy trousers that fit. Either they’re too short or too long and they have to wrap half a meter of pantleg up their shin…

I don’t understand people who write their URL in the WP forum profile without the http:// so when the link is created around the person’s name, their site URL gets attached to the forum address making urls like “http://wordpress.org/support/www.mycoolnewsite.com”.

I don’t understand Part III:
- why some people think they’re bicycles
lots of people walk smack in the middle of a cycle path on the street
- yesterday a woman with a pram didn’t get on the bus because there was one step! (…)

First of all, Happy Birthday Grandpa!
Yesterday I managed to catch some sort of a cold by sitting my back to the back door of the bus. (…)

Another interesting smiley in an email from a professor: < =o\
There was a happier version < =o] of it in an email some time back. (…)

I don’t understand…
- people who return library books late
There was a guy yesterday at the library who returned 3 magazines 34 days late and the fine was about 20 euros. (…)