It can do truth no service to blind the fact, known to all who have the most ordinary acquaintance with literary history, that a large portion of the noblest and most valuable moral teaching has been the work not only of men who did not know, but of men who knew and rejected the Christian faith.
John Stuart MillBoth teachers and learners go to sleep at their post as soon as there is no enemy in the field.
John Stuart MillHe must be able to hear them [the counter arguments] from persons who actually believe them; who defend them in earnest, and do their very utmost for them. He must know them in their most plausible and persuasive form; he must feel the whole force of the difficulty which the true view of the subject has to encounter and dispose of; else he will never really possess himself of the portion of truth which meets and removes that difficulty.
John Stuart MillThe only part of the conduct of any one, for which he is amenable to society, is that which concerns others. In the part which merely concerns himself, his independence is, of right, absolute. Over himself, over his own body and mind, the individual is sovereign.
John Stuart MillTo do as one would be done by, and to love one's neighbour as oneself, constitute the ideal perfection of utilitarian morality
John Stuart Mill