• It takes a minimum of 100 miles to learn how to paddle a canoe
• It takes a minimum of 80 miles to learn how to pole a canoe
• It takes a minimum of 100 friction fires to learn how to consistently make a friction fire
• It takes a minimum of 50 percussion fires to learn how to consistently make a fire with flint and steel
• It takes a minimum of 200 feather sticks to learn how to carve feather sticks
• It takes a minimum of 4 deer hides to learn how to brain tan

You get the idea.  Without experience, learning is ephemeral at best.  Experience makes it real.