I think it's more helpful to keep your books sort of a singular focus. Get it said, get it said well, fascinate people with your words and then write another book.

Work faster, smarter and harder

Discover your uniqueness and learn to exploit it in the service of others, and you are guaranteed success, happiness, and prosperity.

It is a solid business principle that people who enjoy what they do are better at what they do.

Work hard on your job and work harder on yourself

Every single person on the planet is rewarded for one thing and one thing only, and that is for serving other people. The more you serve others, the higher your reward.

All talk is just that: talk. All the words written on these pages are just that: words. If you want things to get better, take action. Don't just talk about it. Don't just read and think about it. Do it.