In an opinion piece, a teacher says the spirit of competition the city has created will not make teachers better at their profession.

I think she was very, very good at her profession.

A man on vacation often had a different personality than when working at his profession?

Every bit of information was aimed straight at his profession.

Some of its members had become famous at their profession.

He was called to the bar in 1693 and for some time worked hard at his profession.

Why, work hard at your profession, and grow rich, of course!

"Can't they see he works hard at his own profession?"

It was easy to understand that she might do very well at her part-time profession.

She tried a hand at her mother's profession (acting) and failed.