There is the greatest difference between presuming an opinion to be true, because, with every opportunity for contesting it, it has not been refuted, and assuming its truth for the purpose of not permitting its refutation.

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.

The moral influence of woman over man is almost always salutary.

Not only the grounds of the opinion are forgotten in the absence of discussion, but too often the meaning of the opinion itself... Instead of a vivid conception and a living belief, there remain only a few phrases retained by rote; or, if any part, the shell and husk only of the meaning is retained, the finer essence being lost.

...to bring a child into existence without a fair prospect of being able, not only to provide food for its body, but instruction and training for its mind is a moral crime, both against the unfortunate offspring and against society

The idea is essentially repulsive, of a society held together only by the relations and feelings arising out of pecuniary interest.

Induction is a process of inference; it proceeds from the known to the unknown.