It is only about things that do not interest one that one can give a really unbiased opinion, which is no doubt the reason why an unbiased opinion is always absolutely valueless.
Give children beauty, not the record of bloody slaughters and barbarous brawls, as they call history, or of the latitude and longitude of places nobody cares to visit, as they call geography.
Just as the philanthropist is the nuisance of the ethical sphere, so the nuisance of the intellectual sphere is the man who is so occupied in trying to educate others, that he has never had any time to educate himself.