Each little thing that we do passes into the great machine of life which may grind our virtues to powder and make them worthless, or transform our sins into elements of a new civilization, more marvelous and more splendid than any that has gone before.
Ultimately the bond of all companionship, whether in marriage or in friendship, is conversation, and conversation must have a common basis, and between two people of widely different culture the only common basis possible is the lowest level.
A man who does not think for himself does not think at all. It is grossly selfish to require of one's neighbour that he should think in the same way, and hold the same opinions. Why should he? If he can think, he will probably think differently. If he cannot think, it is monstrous to require thought of any kind from him.