China 's idiosyncratic pattern of development is never easy to categorise .
中国的特殊发展模式从来都不容易分类。
Mr market 's expectations for inflation are harder to categorise .
市场先生的通胀预期更难归类。
Psychologists theorise that the well-documented tendency of humans to categorise almost every piece of information they come across is a survival mechanism that evolved to aid quick decision making .