"Insanity runs in my family. It practically gallops"

This quote by Cary Grant is a funny method of revealing the idea that mental disorder is a typical incident in his household. He is recommending that it is so typical that it is nearly like a racehorse galloping through the family tree. This could be analyzed as a way of revealing the idea that mental disorder is a severe problem that has actually been passed down through generations. It might also be interpreted as a way of playing down a tight spot, as Grant is utilizing humor to cope with the truth that mental illness is a part of his household's history. Eventually, this quote is a reminder that mental disorder is a serious concern that ought to not be ignored, and that it can affect entire families.