In choosing the right word, for example, the Twain course offers four distinct, legitimate reasons to use a big word. Organizing one's ideas Ask bosses for their opinions on writing problems. Poor organization is a serious problem. It causes much more miscommunication than wordiness. Consequently consultants differ more on how organizing is taught than any other writing topic.
Most amateurs organize as they write.
The mind is fast, the hand is slow. That is the essential problem in organizing writing. Chiefly because writers do rough draft. Let's say that, in this slapdash manner, you manage to rough-draft 20 pages. The mind is a sieve, not a sponge.