Fit principle
Lessons from Hermit Crab
Change shells.
Leave the shell that limits your growth.
Core lesson
Protection is useful only while it still fits the life you are building.
Biological basis
Hermit crabs occupy empty shells and must trade up as their bodies grow.
Best use cases
Where this lesson tends to be most useful in practice.
transitionresourcefulnesspersonal growth
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Related lessons
Other animals connected to the Fit principle.
Rufous-tailed Jacamar
Fit the dart.
When form fits purpose, the whole movement sharpens.
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