I was impressed by her 'skill' at writing. = I was impressed by her 'skill' as a writer.
The work is difficult and requires a lot of 'skill'.
Poker is a game of luck and 'skill'.
(..) Ye that followeth me shall have the light of life." John, chapter , verse . I hear you're good with numbers. How nice. Man should have a skill. Explain this. It's called a rock blanket. It's for shaping and polishing rocks. A little hobby of mine. It's pretty clean. (..)1994 The Shawshank Redemption