The knot that is reliable in life and the most useful

The knot that is reliable in life and considered the most useful is the knot that is characterized by its durability and stability in various conditions and applications. This knot should be easy to tie and untie, ensuring that the ropes remain tightly secured without slipping or failing under pressure. The ideal knot is the one that effectively meets the users' needs, providing safety and stability in different circumstances, and being easy to tie and untie, making it a valuable tool in many life situations and different activities.