"I can always get better. A lot of my ex-girlfriends don't think I'm funny"

In this quote, comedian Dane Cook is acknowledging that he is not ideal and can always enhance. He then includes a funny twist by pointing out that a number of his ex-girlfriends did not find him amusing. This could be translated as a self-deprecating joke, implying that his sense of humor might have been a contributing aspect to the end of those relationships. It also highlights the subjective nature of humor and how what a single person finds amusing may not be the same for another. In general, the quote showcases Cook's ability to satirize himself and his determination to continue growing and developing as a comedian.