You train by counting your fingers in every "wtf-situation"…
You train by counting your fingers in every "wtf-situation" while you are awake. This is subconsciously transferred into the dream, so that "wtf-situations" also lead to finger counting.
You train by counting your fingers in every "wtf-situation" while you are awake. This is subconsciously transferred into the dream, so that "wtf-situations" also lead to finger counting.