Cal Ripken, the birth of The Streak and the toughness it took to keep it going

Cal Ripken played and played, through pain that would have forced others to stop. Why? Because that is what his father taught him.

source https://www.espn.com/mlb/story/_/id/29208937/tim-kurkjian-baseball-fix-cal-ripken-birth-streak-toughness-took-keep-going