Many years ago I had come across the Zurich Axioms on the usenet. Here it is for the record.
A set of simple (major and minor) rules devised by a set of Swiss investors, on how to succeed on the Stock Exchange – but which are generally applicable to any situation of selecting and managing risk.
The Zurich Axioms. Max Gunther, Unwin Paperbacks: ISBN 0-04-332126-7
THE (bare) AXIOMS
1: ON RISK Worry is not a sickness, but a sign of health. If you are not worried, you are not risking enough.
1.1: Always play for meaningful stakes.
1.2: Resist the allure of diversification.