Congratulations!
Your personality type is:
INTJ
This type is sometimes referred to as 'Rational Mastermind.'
Introverted iNtuitive Thinking Judging
There are many places on the web where you can read about your personality type.
Two good ones are:
INTJ Profile (The Keirsey Website)
Preview the suggested book for reading:
Please Understand Me II
by David Keirsey
ISBN 0-9606-954-7