“It’s simple for me,” he said. “I just …

“It’s simple for me,” he said. “I just want to get out there and do my job,” regardless of the opponent. That’s a good mindset to have considering the Sixers are depending on him to provide a defensive spark against the Celtics, who boast a balanced scoring attack of All-Stars Kemba Walker and Jayson Tatum and Jaylen Brown and Gordon Hayward. “With the great wing players the Celtics have in the upcoming series,” Brown said, “he’s going to assume a massive role.”