"What we're doing is fun - if you have any sense of humor at all!"

In this quote, Calvin Klein is revealing his belief that the work he and his group are doing is enjoyable and amusing. He highlights the significance of having a sense of humor in order to totally value and enjoy their work. This might suggest that their work includes creativity and playfulness, and that a lighthearted attitude is needed to totally engage with it. In addition, Klein's use of the word "enjoyable" indicates that their work is not just a job, but something that brings happiness and complete satisfaction. In general, this quote highlights the importance of discovering satisfaction and humor in one's work.