Read it through once

Then he looked at Lord Henry. “Dorian Gray is my dearest friend,” he said. “He has a simple and a beautiful nature. Your aunt was quite right in what she said of him. Don’t spoil him. Don’t try to influence him. Your influence would be bad. The world is wide, and has many marvellous people in it. Don’t take away from me the one person who gives to my art whatever charm it possesses: my life as an artist depends on him. Mind, Harry, I trust you.” He spoke very slowly, and the words seemed wrung out of him almost against his will.