J.k. Rowling said this quote
“ Sirius looked out of the fire at Harry, a crease between his sunken eyes. “You’re less like your father than I thought,” he said finally, a definite coolness in his voice. “The risk would’ve been what made it fun for James.”“Look —”“Well, I’d better get going . . . I’ll write to tell you a time I can make it back into the fire, then, shall I? If you can stand to risk ”