The virtues [moral excellence] therefore are engendered in us neither by nature nor yet in violation of nature; nature gives us the capacity to receive them, and this capacity is brought to maturity by habit.
I find no change of consequence in grown people, I do not miss the dead. It does not surprise me to hear that this friend or that friend died at such and such a time, because I fully expected that sort of news. But somehow I had made no calculation on the infants. It never occurred to me that infants grow up...These unexpected changes, from infancy to youth, and from youth to maturity, are by far the most startling things I meet with.
And for him, who lived in a certain circle, and who required some mental activity such as usually develops with maturity, having views was as necessary as having a hat.
Children who have proven themselves to be incorrigible by the age of twelve should be quickly and quietly beheaded, lest they grow to maturity, marry, and perpetuate the likeness of their being.