Unless you are actively learning primitive survival skills or studying bushcraft techniques, no one has any intention of deliberately putting themselves in a situation where they have no choice but to rely on their wilderness survival skills.
Ultimate Knots The Non Slip Loop Knot. The strongest loop knot you can tie. Used by big game anglers worldwide. Easy to tie, far stronger and more reliable than the old fashioned strangulating figure eight knot that can substantially weaken line.