Analogies

An accountant is like a dentist - you don't know how good he/she is until it's too late.

An accountant can be like a wine waiter - you don't want to admit how little you understand when he talks to you. But of course he/she should be more senstive to what you know, what you like and what you dislike.

Appointing an accountant is like gettting a Doctor. You must feel at ease with your accountant because they will guide your financial health.