The more you take on, the more efficient you become. You only learn how much you can actually do by trying to do too much.

The essence of a successful business is really quite simple. It is your ability to offer a product or service that people will pay for at a price sufficiently above your costs, ideally three or four or five times your cost, thereby giving you a profit that enables you to buy and to offer more products and services.

Your ability to work with others on a complex task is a critical skill for advancement at work.

What one skill, if you developed it, could have the greatest positive impact on your career? This is the key to your future.

Satisfy the deep subconscious needs of your customers - to feel important, to feel valued, respected and worthwhile

If you want to develop courage, then simply act courageously when it's called for. If you do something over and over again, you develop a habit. Some people develop the habit of courage. Some people develop the habit of non-courage.

Don't fall in love with your own excuses.