When they took a young man into Tellson's London house, they hid him somewhere till he was old. They kept him in a dark place, like a cheese, until he had the full Tellson flavour and blue-mould upon him. Then only was he permitted to be seen, spectacularly poring over large books, and casting his breeches and gaiters into the general weight of the establishment.
Books are totally useless unless you take their advice. If you just keep reading them, thinking "that's so insightful! that changes everything," but never actually doing anything different, then pretty quickly the feeling will wear off and you'll start searching for another book to fill the void.
When a woman marries again, it is because she detested her first husband. When a man marries again, it is because he adored his first wife. Women try their luck; men risk theirs.