Consistency is the last refuge of the unimaginative.
A man may be buoyed up by the efflation of his wild desires to brave any imaginable peril; but he cannot calmly see one he loves braving the same peril; simply because he cannot feel within turn that which prompts another. He sees the danger, and feels not the power that is to overcome it.
Young women... you are, in my opinion, disgracefully ignorant. You have never made a discovery of any sort of importance. You have never shaken an empire or led an army into battle. The plays by Shakespeare are not by you, and you have never introduced a barbarous race to the blessings of civilization. What is your excuse?
(The presence of evil) in his life provokes him into either overcoming it or yielding to it. If the first, it has led him to work for his own improvement; if the second it has led him to acknowledge his own weakness. Sooner or later, the unpleasant consequences of such weakness will lead him to grapple with it, and develop his power of will...Immediately and directly, it may either strengthen him or weaken him. Ultimately, it can only strengthen him.