This is an actual screen shot from the Microsoft Support Knowledge Base, i originally found it along with other great ones on this site.

I know security is a hot issue, but this is definitely just too much

So assuming 60 words per minute and 4-5 characters in a word, it’d take you over an hour to type in your password. And hopefully you’d type the correct one in, rather than one of your last thirty thousand passwords. … [source]