On reasoning (aka the Quote of the Day)

[plural]

[a comment to a user in motorcycles by foobiwan]

That people who are likely to do X are also likely to do Y does in no way imply that if you do X you will be more likely to do Y.

Fifty percent of the people who engage in unprotected sex for long periods will get pregnant. However, no matter how much unprotected sex I have, I will not get pregnant.

Comments

[nova-starr.livejournal.com]

this is actually a fallacy of division, not a post hoc.
logic101.