Never, ever, ever give up & 7 more
Just read this post and thought it summed up things well:
Author Michael Jeffreys personally interviewed 15 top motivational gurus in 1997 for his then upcoming book. After talking to gurus from Brian Tracy to Dr. Wayne Dyer, he distilled 8 Secrets to Success they all agreed upon. These secrets are still good today and are as follows (link). Based on the book here.