What to absolutely never do

When writing a (genre), you often have to make sure that (some abstract concept) is properly (synonym of handled), but you want to make sure you don't lose (performance/flexibility). Have a look at the following diagram:

Exactly the way your current project is organized

There's several reasons you DON'T want to do it that way:

(list of reasons)

Over the next 25 pages, I will (explain why you're wrong/propose something you were too stupid to come up with on your own/slowly destroy your soul).

[size="5"]Chapter 1: A story about the time I, like you, used to do dumb things

[...]