Long after the Trump administration is gone, there will still be a Harvard. But an America deprived of everything Harvard contributes will be far poorer and weaker. And it should find ways to have more diverse political representation among both students and faculty.But the Trump administration isn’t trying to fix Harvard. That leadership is under threat as never before: American universities, long leaders in basic and groundbreaking research, are falling behind. But like America, Harvard is worth fighting for.