Utility is the emotion pleading to be let into the house of pure reason and thereby enriching it. - Dennis Lindley

Almost all thinking people agree that you should not have probability 1 (or 0) for any event, other than one demonstrable by logic, like 2 x 2 = 4.

In teaching there can be too much emphasis on certainty and a proper appreciation of uncertainty is to be encouraged.

Generally there is Stigler’s law of eponymy that says that a scientific notion is never attributed to the right person; in particular, the law is not due to Stigler.