horses for courses different people are suited to different things or situations.

☞ The earliest recorded instance of this expression, in A. E. T. Watson's Turf (1891), suggests its origin: 'A familiar phrase on the turf is “horses for courses"…the Brighton Course is very like Epsom, and horses that win at one meeting often win at the other'.

2004Guardian Unlimited It's all a matter of horses for courses. Doubtless in its original incarnations at the Jermyn Street Theatre and the Mill at Sonning, this tribute to Jessie Matthews had a fragrant charm. Plonked down in the West End for a couple of weeks, however, it looks like a piece of anorexic nostalgia.