Talking about touchdowns for which a quarterback is responsible—his team and the opponent.
Who would you prefer?
Quarterback #1:
Responsible for his team scoring 4 touchdowns but also responsible for turnovers directly leading to 2 touchdowns by the opposition.
Quarterback #2:
Responsible for his team scoring 3 touchdowns but no turnovers and mistakes did not lead to 2 touchdowns by the opposition.