Since the beginning of the 21st century, thanks to the concerted efforts of both sides, China-U.S. relationship has on the whole enjoyed steady growth. Since President Obama took office, we have maintained close contact through exchange of visits, meetings, telephone conversations and letters.
But to be fair, if you take players from my era to now, the game has changed and the players have many more shots. They use them differently than we did. The speed of the game has changed.

