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.

Truthfulness is the real mark of integrity.

You can develop any habit or thought or behavior that you consider desirable or necessary.

By acting in a positive, pleasant and optimistic way, you become a positive, optimistic and enjoyable person.

If what you are doing is not moving you towards your goals, then it's moving you away from your goals.

Knowing how to deal with change effectively is a primary requirement for living successfully in perhaps the most exciting time in all of human history

If you read one hour per day in your field, that will translate into about one book per week. One book per week translates into about 50 books per year. 50 books per year will translate into about 500 books over the next ten years.