3.
Flatten the model according to the step #2.
Make sure that the open side is at the bottom.
Prepare for two valley-folds.
4.
Apply two valley-folds of the step #3.
Prepare to apply another valley-fold.
Those who want to save their life will lose it, and those who lose their life for my sake will save it.
With the relinquishing of all thought and egotism, the enlightened one is liberated through not clinging.