He could see her calm self-assurance was beginning to annoy the captain.

Something about the man's calm self-assurance was unsettling.

Moving with calm self-assurance, Locke found his way to the public gallery desk marked "55."

Your ability to guide, bolster, and teach with such calm self-assurance is amazing.

And those that did argue rarely did it with such calm self-assurance.

He could not have been more than twelve, yet he possessed the calm self-assurance of someone much older.

She had a calm self-assurance, a powerful intellect and will, and she was not without charm.

With calm self-assurance deriving from decades of marital misery, she says, "Mean and surly."

Boos was up to the challenge, relaxed, with the calm self-assurance of a professional, but still intensely focused on the perilous task that lay ahead.

But what struck her most was their calm self-assurance.