Here is my twitter like summary of the 17 lessons from 21st century edition of his compilation that includes the previously undefined concept of the master mind.
Lesson 1 – The Mastermind
To be great you have to surround yourself with greatness and feed off of it.
Lesson 2 – A definite chief aim
Find your life purpose and seek to accomplish it with reckless abandon
Lesson 3 – Self Confidence
Thoughts are powerful. Keep them positive and focused on accomplishing your primary goal. You can if you believe you can.
Lesson 4 – The Habit of Saving
Save and invest in money producing assets or forever be a slave to your daily wage
Lesson 5 – Initiative and Leadership
Lead from the front, be decisive, set direction and go.
Lesson 6 – Imagination
Don’t limit yourself with false constraints. Unleash the power of your mind to break free from limits.
Lesson 7 – Enthusiasm
Focus your passion and harness it for accomplishing your primary goal. Be the type of person other people are drawn to vs. a negative people repellant.
Lesson 8 – Self-Control
Thoughts are powerful. Keep them positive and focused on accomplishing your primary goal. You can if you believe you can.
Lesson 9 – The Habit of Doing More Than Paid For
Losers say that’s not my job or I don’t get paid to do that. Do more than expected and the rewards will follow.
Lesson 10 – A Pleasing Personality
You will never accomplish great things on your own. Be a pleasing person