Sir, she can turn, and turn, and yet go on, and turn again

Sir, she can turn, and turn, and yet go on, and turn again

The line "Sir, she can turn, and turn, and yet go on, and turn again" is from William Shakespeare's play "Twelfth Night". It is spoken by the character Sir Toby Belch as he describes the behavior of Olivia, a wealthy countess who is mourning the death of her brother.