That question gave me a headache when I first encountered it a long time ago. But @DumbHollywoodActor nailed it. Follow J.Y's principle with negating necessary and negating sufficient when indicators kick in, and you should be fine.
The same subject will not always be as obvious as in the first sentence. For the second one, you could say that the "way" or " a route" would be the subject addressed by both the sufficient and necessary conditions.
... is something that is neither necessary nor sufficient to achieving a high ... , prove to yourself you have sufficient mastery of each passage, and ...
Thanks for the clarification! It's more intuitive to see it as introducing the necessary than to negate sufficient and then also negate the necessary. But I see it both ways now.
... " occurring as the necessary or its negation as sufficient. Remember we want ... , with negating "effective enforcement," the necessary condition of effective law. (E ...
... most statements have the same "sufficient" side variable, which would produce ... statement inference of the two "necessary" side variables (because of the ...
... any more things. It's sufficient. If you have A, then ... just randomly name it a sufficient condition right lol.
< ... damaged. "drop my phone" is sufficient in knowing "get damaged." But ... a necessary condition doesn't say much compared to a sufficient.
... that water is *the only* necessary condition for life. The speaker ... water and (2) water is necessary for life so (conclusion) there ... consider that there are other necessary conditions for life, i.e ... is not by itself a sufficient condition for life.
... perfection. Perfection is not a necessary condition for anything, nor is ... really going to fulfill the sufficient condition for success. So just ...