The conscience of children is formed by the influences that surround them; their notions of good and evil are the result of the moral atmosphere they breathe.
We learn our virtues from our friends who love us; our faults from the enemy who hates us. We cannot easily discover our real character from a friend. He is a mirror, on which the warmth of our breath impedes the clearness of the reflection.
The words that a father speaks to his children in the privacy of home are not heard by the world, but, as in whispering galleries, they are clearly heard at the end, and by posterity.