Clarke is not allowing himself to get too excited after his side climbed into fourth position.
He said: "I'm delighted, a great three points, good attacking play, two fantastic goals, and dogged determined defensive play towards the end.
"Can we think of the Champions League? I don't look that far ahead, I look from game to game.
"It is a great time to be at the club and if the supporters want to dream a bit, they can.
"But within the camp, we will keep our feet on the ground."