"I don’t enjoy city life, but he loves it—horses for courses, I suppose."

What does "horses for courses" mean?

People have different preferences or skills for different situations

"Everything was tickety-boo at the office after the meeting."

What does "tickety-boo" mean?

"I haven’t seen her in donkey’s years."

What does "donkey’s years" mean?

"That story about him winning the lottery is an old chestnut."

What does "old chestnut" mean?

"There was a bit of a kerfuffle outside the pub last night."

What does "kerfuffle" mean?

"I don’t enjoy city life, but he loves it—horses for courses, I suppose." What does "horses for courses" mean?