Julian Bashir: ‘You know, some people say that you remained on DS9 as the eyes and ears of your fellow Cardassians.’

Elim Garak: ‘You don’t say! Doctor, you’re not intimating that I’m some sort of spy, are you?’

Julian Bashir: ‘I wouldn’t know, sir.’

Elim Garak: 'Ah, an open mind. The essence of intellect.’