Children don't always take after their parents; very often they show a much stronger likeness to a grandfather, or an uncle, or even more distant relatives.

Just think over this, and make up your mind to resist any danger of that sort.

I tell you plainly that the habits you are getting into, and the people you make friends of, are detestable.

For heaven's sake, spend more of your time in a rational way, and learn to despise the things that shopkeepers admire.

Read! Force yourself to stick hard at solid books for two or three hours every day.