Skepticism is the deadly enemy of progress and self-development. You might as well lay this book aside and stop right here as to approach this lesson with the feeling that it was written by some long-haired theorist who had never tested the principles upon which the lesson is based.
You might as well lay this book aside and stop right here as to approach this lesson with the feeling that it was written by some long-haired theorist who had never tested the principles upon which the lesson is based.