A framework was reached in principle for implementing the consensus reached between the two presidents over a recent phone call and the trade deal reached last month in Geneva. That appears to be the outcome of the latest round of talks between the world's two largest economies in London. Earlier, Chinese President Xi Jinping used the metaphor of "recalibrating the direction of the giant ship of China-U.S. relations", saying that the two sides should take the helm of the ship, set the right course, and steer clear of disturbances and disruptions as it sails forward. China is sincere and principled. Is the U.S. prepared to do the same?