During the days in detention, I thought most about the moon.

We should also leave behind discrimination, because it is narrow-minded and ignorant, denies contact and warmth; and corrodes mankind's belief that we can better ourselves. The only way to avoid misunderstanding, war and bloodshed is to defend freedom of expression and to communicate with sincerity, concern and good intentions.

Warhol came from an ordinary family and he had a profound understanding about capitalism and material culture. He was probably one of the few Western artists - or artists from the United States - that could be considered a true product of his time and brought out that kind of spirit of the culture.

The Internet has established a public sphere and developed a pressure which the government can no longer ignore.

The IT people who have made such an effort to know and understand computer technology. They are frustrated that you cannot use Facebook, Twitter and YouTube in China. They are the first to recognize that the situation is terrible.

My situation gives me certain ideas about beauty or the excitement of life, but that doesn't mean other people can necessarily appreciate it.

Even if there have been setbacks during these past years, China is changing. China's society is opening.