Listmania!
Great motivational and self improvement books
NLP: The New Technology of AchievementNLP: The New Technology of Achievement by Steve Andreas
Buy new: £7.11 / Used from: £3.20
A good introduction
The ProphetThe Prophet by Kahlil Gibran
Buy new: £3.27 / Used from: £0.01
Short but insightful
Use Your Head (Mind Set)Use Your Head (Mind Set) by Tony Buzan
Buy used from: £1.21
Some great learning and memory techniques
The How to Think Like Leonardo Da Vinci Notebook: Your Personal Companion to "How to Think Like Leonardo Da Vinci"The How to Think Like Leonardo Da Vinci Notebook: Your Personal Companion to "How to Think Like Leonardo Da Vinci" by Michael Gelb
Buy new: £8.88 / Used from: £2.67
Lessons from a great man
The Tibetan Book of Living and Dying: A Spiritual Classic from One of the Foremost Interpreters of Tibetan Buddhism to the WestThe Tibetan Book of Living and Dying: A Spiritual Classic from One of the Foremost Interpreters of Tibetan Buddhism to the West by Sogyal Rinpoche
Buy used from: £1.08
Tmeless wisdom for all faiths
Think and Grow Rich!: The Original Version, Restored and RevisedThink and Grow Rich!: The Original Version, Restored and Revised by Napoleon Hill
Buy used from: £12.08
Still THE best motivational book ever written!
The Way of the Peaceful Warrior: A Book That Changes LivesThe Way of the Peaceful Warrior: A Book That Changes Lives by Dan Millman
Buy new: £5.89 / Used from: £1.43
Some great ideas provided in an accessible way.