Also, as always when reading advice, think about who's giving it. If you're writing for the masses, decrying fanciful curiosity and promoting narrow studious fo

Also, as always when reading advice, think about who's giving it. If you're writing for the masses, decrying fanciful curiosity and promoting narrow studious focus alters that fitness landscape significantly in favour of those who want to control those same masses. You don't want your workers running off to start their own enterprises, after all.