can-do adj. Having an eager willingness to accept and overcome challenges; as, a can-do kind of person; the city's indomitable optimism and can-do spirit. (slang)
... girls (department stores are the chief sinners in this) on the front line of approach with any such instructions is a menace to self-respecting business. America does not want a serving class with a "king-can-do-no-wrong" attitude toward the public. Business is service, not servility, and courtesy works both ways. There is no more sense in business proclaiming that the customer is always right than there would be in a customer declaring that business is ... — The Book of Business Etiquette • Nella Henney
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