“The Customer isn't always right. Sometimes the customer is an asshole. That's the first rule of retail.”

“Rule #1: The customer is always right. Rule #2: If the customer is wrong, please refer to rule #1. -Duncan Howe”

“Customer conversion is dependent on the right customer conversation”

“Sales is a business of relationships, and you must cultivate customers with tenderness and love, like cabbages in winter, even if the customer is an egomaniacal asshole you want to hit with a shovel.”

“The customer is always right' may have become a standard motto in the world of business, but the idea that 'the audience is always right,' has yet to make much of an impression on the world of presentation, even though for the duration of the presentation at least, the audience is the speaker's only customer.”

“Geniuses and supergeniuses always make their own rules about sex as on everything else; they do not accept the monkey customs of their lessers.”