To be civilized is to be potentially master of all possible ideas, and that means that one has got beyond being shocked, although one preserves one's own moral aesthetic preferences. ↗
In giving freedom to the slave, we assure freedom to the free - honorable alike in what we give and what we preserve. We shall nobly save, or meanly lose, the last best hope of earth. ↗
Laws and customs may be creative of vice; and should be therefore perpetually under process of observation and correction: but laws and customs cannot be creative of virtue: they may encourage and help to preserve it; but they cannot originate it. ↗