the persistence ized by a closeup of taut weathered rope. concept 1, persistence.2,

persistence symbolized closeup taut weathered rope strength endurance resilience determination tenacity toughness durability grit patience steadfastness perseverance vigor robustness sturdiness firmness solidity stability reliability unyielding unwavering indomitable unbreakable unshakable inflexible ruggedness hardiness fortitude backbone resolve gutsiness courageousness aigenerated