Nowadays, any book less than 300pp feels like an essay or a short story to me. Anything over 500pp is almost invariably poorly-edited goat gagger. Exceptions prove the rule. For example, James Burnham’s Suicide of the West is a 400p essay. 😉
"In a democracy (‘rule by mob’), those who refuse to learn from history will be the majority and will dictate that everyone else suffer for their ignorance."