I like this approach. I've always been stumped by the exact phrases like "it follows easily" and my eyes tend to glaze over whenever I encounter that latex math

I like this approach. I've always been stumped by the exact phrases like "it follows easily" and my eyes tend to glaze over whenever I encounter that latex math formula typeface. Breaking it down like this suddenly helps me appreciate the other layer of communication in math writing, which isn't just about expressing a specific mathematical idea - but also about expressing how to appreciate it. One gripe is the circular > Before you start to read, make sure you know what the author expects you to know. How can you know what the contents of the text require before you know (read) the contents of the text?