What does it mean?
What does Sisu mean?
Sisu is The Finnish word for the strength that shows up only when everything is gone.
Where it comes from
Emilia Lahti · Frank Martela · Tove Jansson · Sibelius · Kalevala · Finland. The word lives in the long lineage of practice-oriented practice, but its specific shape is unmistakably Finland — and that shape is part of the answer.
What the practice actually is
Two hundred days of darkness a year. Forty below in winter. Russia next door. The Finns had to invent a word for the strength that shows up only when everything is gone — and they named it sisu. Sisu is not grit. Not resilience. Not courage. It is, specifically, the reserve you did not know you had — the second wind th…
If you want to go deeper
A short definition is a doorway, not a room. The full practice — the framework, the daily tools, the verses or maxims, the warnings, what to do today — lives in the concept hub below.