The quote also contains a method: locate the feared line, then start with one word. That might mean writing the sentence exactly as it scares you, or writing the first word and allowing a clumsy version to follow. Either way, the goal is to replace paralysis with motion.
Consider a simple anecdotal pattern many writers report: they avoid a paragraph for days, then finally type a single word—often the subject of the feared truth, like a name—and within minutes the paragraph appears. The act of beginning creates a channel for what you already know but haven’t dared to articulate. [...]