“If you feel bad at 10 miles, you're in trouble. If you feel bad at 20 miles, you're normal. If you don't feel bad at 26 miles, you're abnormal.” IfsFeelsRunningTroubleNormalMilesInspirational SportsMarathonBad DayAbnormalMotivational RunningMarathon RunnersMarathon RunningHalf Marathons Author:Robert de Castella
