As a philosophy it should be based on reason.

It should be as simple as possible, but not simpler

It should explain everything under the sun in an intelligible way.

It should be internally consistent i.e. free from contradictions.

It should be complete

It should be explicit in its assumptions

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At the time of Hubbard’s departure, it was not consistent, nor complete, which I have pointed out in detail in the book ‘Critique of Pure Scientology’.

The number one goofs are:
Theta is static
Life is static and has no energy

The correct statements should be:
Theta is static as well as dynamic, being as well as becoming
Life is energy