Its false that is the 8th step.
Answer:
benefits are lot
it makes us healthier and stronger
it makes us fit
it makes us a good mental system
Hopefully this should help you
http://gcc.glendale.edu/fire/Documents/ClassMaterials/Ropes/Ropes-VFA08.pdf
Knots start on page 35
plz thank me, it motivates me to answer more of your questions :)
