Hu Jintao social, political and environmental problems. One of the biggest challenges Hu faced was the large wealth disparity between the Chinese rich and poor, for which discontent and anger mounted to a degree which wreaked havoc on the Communist Party's rule. Furthermore, the cronyism and corruption plaguing China's civil service, military, educational, judicial and medical systems sought to destroy the country bit by bit. In the beginning of 2006, however, Hu launched the "8 Honours and 8 Shames" movement in a bid to promote a more selfless and moral outlook amongst the population. At the 17th CPC National Congress, Hu was
Hu Jintao four times (2008, 2007, 2005 and 2004) on the Time 100 annual list of most influential people. Political observers indicate that Hu distinguished himself from his predecessor in both domestic and foreign policy. Hu's political philosophy during his leadership is summarized by three slogans — a "Harmonious Socialist Society" domestically and "Peaceful Development" internationally, the former aided by the Scientific Development Concept, which seeks integrated sets of solutions to arrays of economic, environmental and social problems, and recognizes, in inner circles, a need for cautious and gradual political reforms. The Scientific Development doctrine has been written into the Communist Party