Here's a StackExchange thread on this exact mix-up (a "misnegation"): https://english.stackexchange.com/questions/139448/never-fail-to-disappoint https://engli

Here's a StackExchange thread on this exact mix-up (a "misnegation"): https://english.stackexchange.com/questions/139448/never-fail-to-disappoint https://english.stackexchange.com/questions/139448/never-fai...