This principle states that, if we could somehow replace every particle on earth with its antiparticle—thus creating a sort of antiearth—no one would be able to tell the difference.

The answer is that cities are run by politicians most of whom are morons or on the verge of moronicity.

Nor would I wish any invitement of states or friends, only your reverent presence and witness shall sufficiently grace and confirm us.

And finally, at end of a banquet when candied spices were served, the First Chamberlain handed the dragée box to the Spicer for an assay, and then passed it to the senior person of the Duke's Houshold present; this person presented the box to the Prince, and then returned it to the First Chamberlain, who in turn replaced it into the hands of the Spicer - always assuming this last person to have survived the earlier assay of his product!