The most important training, though, is to experience life as a writer, questioning everything, inventing multiple explanations for everything. If you do that, all the other things will come if you don’t, there’s no hope for you.

Card’s remark frames “training” for writers less as formal technique (workshops, grammar, plotting systems) and more as a habitual way of inhabiting the world. To “question everything” and to “invent multiple explanations” describes a writer’s stance of radical curiosity: noticing motives, causes, and hidden structures behind ordinary events, and rehearsing alternative narratives for the same facts. The claim that “all the other things will come” suggests craft can be learned if the underlying imaginative skepticism is present; without it, technical instruction is inert. The harsh closing—“there’s no hope for you”—functions as provocation, emphasizing that writing depends on an active, interpretive mind rather than credentials.