The only means of strengthening one's intellect is to make up one's mind about nothing, to let the mind be a thoroughfare for all thoughts.
“Idealism is the despot of thought, just as politics is the despot of will.”
“I need them, need them to give me a kick up the arse. Otherwise I'd just be sat-in getting fat, counting me money. It's good people living on your doorstep and looking through your bins. Gives you energy.”