Celtic have to fight on amid their quest for the Scottish Premiership title and will be keen to snipe back at the doubters by defeating Motherwell this weekend. Brendan Rodgers has remained calm in the face of pressure amid his side’s 1-1 draw at home to Kilmarnock last Saturday, claiming that he always expected delivering the league trophy wouldn’t come without his challenges. He stated post-match: “I’m sure it will to and fro between now and the very last game. I’ve said before it was never going to be a procession. Every title is there to fight for, and we’re there to do that.” Of course, s…