Do you know who Roger Bannister was? He was the first person to break the four-minute mile. Before him, no one thought it was possible, scientists claimed that the heart would literally explode at that pace and therefore was an infallible impossibility.
But Roger didn’t buy into that and ran the first sub-four minute mile ever recorded. And as if an impenetrable barrier had been broken, 9 other runners also ran sub-four minute miles that same year.
My youngest brother Jon was the Roger Banister of our family, but not for his running ability...