The black swan fallacy holds that if all you have ever observed in your field research are white swans, you might be tempted to conclude 'All swans are white'. However, a black swan was discovered in Australia. Therefore, all it takes is one black swan to falsify the general statement about the universality of white swans.

But let me conjure you, by the rights of our fellowship, by the consonancy of our youth, by the obligation of our ever-preserved love, and by what more dear a better proposer can charge you withal, be even and direct with me whether you were sent for or no.

It is odd how easily the common-places of morality or of sentiment glide off in conversation. Well, they are exceedingly helpful, and so Lord Avonleigh found them.

A systematic study of mediopassive sell in the BNC (Figure 6) confirms that – at least for this verb – the constraint seems to hold: the vast majority of mediopassives with sell contain some kind of modification, namely 92.2%.