Cycling is so hard, the suffering is so intense, that itโs absolutely cleansing. The pain is so deep and strong that a curtain descends over your brainโฆ.Once; someone asked me what pleasure I took in riding for so long. โPLEASURE???? I said.โ โI donโt understand the question.โ I didnโt do it for the pleasure; I did it for the pain.
Lance ArmstrongMarathons are hard because of the physical pain, the pounding on the muscles, joints, tendons.
Lance Armstrong