“Man's maturity: to have regained the seriousness that he had as a child at play.”
“The maturity of man—that means, to have reacquired the seriousness that one had as a child at play”
“The struggle of maturity is to recover the seriousness of a child at play.”
“I had a brief glimpse of a frail, mature man carrying a ravaged child in his arms...”
“The creative writer does the same as the child at play; he creates a world of fantasy which he takes very seriously.”
“After you've seen behind the facade of a stage set you can't take the play seriously any more. You can't go backwards and regain your ignorance; you have to move forward.”