“The more she laughs, the more he ups the ante with his clowning. By the time he finishes he will have run through all the secret mysteries of laughter that human beings have ever understood, mobilizing everything at his disposal. There is no way for him to know how guilty it makes his mother feel, seeing such a young child go to such lengths just to wring a bit of apparent happiness from her, or that her laughter will all eventually run out.”
Book:The Vegetarian