All is fun, sweetness and light and cool technical efficiency.

With cool efficiency they compassed her about on the ride to the lake.

He lacked the cool efficiency required for a face-to-face showdown.

Each of them was busy at his post, doing what was required with a cool and professional efficiency.

As usual, he projected an air of cool efficiency.

But he settled down, pitching out of the jam with cool efficiency.

In the operating theater he was always a model of cool efficiency.

It was very different from the cool efficiency of most Starfleet vessels.

Her attire reflected the way she liked to run the clinic: with cool efficiency.

He plays with a cool, stoic efficiency that at times appears almost robotic.