Facing All-Encompassing Doubt, Roger Bannister Still Broke the 4-Minute Mile. You Too Must Believe in Your Strengths. Posted by April 12, 2016 Leave a comment on Facing All-Encompassing Doubt, Roger Bannister Still Broke the 4-Minute Mile. You Too Must Believe in Your Strengths. Try to be more like the legendary athlete, who believed in his ability more than anyone around him.