Diamonds are Forever (1971)
Sir Donald Munger: "Tell me, Commander, how far does your expertise extend into the field of diamonds?"
James Bond: "Well, hardest substance found in nature, they cut glass, suggest marriages, I suppose it replaced the dog as the girl's best friend. That's about it."
The Spy Who Loved Me (1977)
Russian Lady Agent: "But James, I need you!"
Bond: "So does England!"
Live and Let Die (1973)
Miss Caruso: "Such a delicate touch."
Bond: "Sheer magnetism, darling."
James Bond: Everyone needs a hobby...
Raoul Silva: So what's yours?
James Bond: Resurrection.
Madeleine Swann: I see you left this final question blank. What is your occupation.
James Bond: Well, that's not the sort of thing that looks good on a form.
Madeleine Swann: And why is that?
James Bond: I kill people.
While 'most' of us aren't James Bond, being eloquent is usually and extremely important in our business.