Never reveal all of yourself to other people; hold back something in reserve so that people are never quite sure if they really know you.

The freedom to fail is vital if you're going to succeed. Most successful people fail from time to time, and it is a measure of their strength that failure merely propels them into some new attempt at success.

Even the most careful and expensive marketing plans cannot sell people a book they don't want to read.

To succeed, we must first believe that we can.

Luck can often mean simple taking advantage of a situation at the right moment, It is possible to make your luck by being always prepared.

One way to keep momentum going is to have constantly greater goals.

What you hear repeatedly you will eventually believe.