TORONTO - Just a few minutes into the second practice of this abbreviated Maple Leafs training camp, Randy Carlyle blew his whistle, screamed, stopped a drill and raced across to the coaching board on the glass at the MasterCard Centre.

He then began feverishly drawing and shouting, clearly angered by what he had seen on the ice.

“I was upset,” Carlyle said after the practice. And then he apologized, “because it was the coach’s fault.”

Carlyle thought the drill was supposed to be run one way. When the assistant coach had drawn up the play on the board, he drew it the other way. “And I yelled,” he said. “And looked like I was upset. I was upset but when they told me it was his fault, I apologized ... It was the assistant coach who screwed up.”

But that said something about Randy Carlyle, hockey coach. He is not about to suffer fools, whether they play for him or work with him. And he will say he’s sorry — not often, mind you — but he will say it.

He is an attentio