I spent several years acquiring the obsessive, day-to-day discipline that's needed if you want to write professionally, then several more, highly valuable years studying fiction writing at the University of Iowa.
Three things have been difficult to tame: the oceans, fools and women. We may soon be able to tame the oceans; fools and women will take a little longer.
Be careful to leave your sons well instructed rather than rich, for the hopes of the instructed are better than the wealth of the ignorant.

