jī běn yuán zé
fundamental doctrine
guiding principle
raison d'être
Sì xiàng Jī běn Yuán zé
the Four Cardinal Principles by Deng Xiaoping 鄧小平|邓小平[Deng4 Xiao3 ping2] in 1979: to uphold the socialist road, proletariat's dictatorship, CPC's leadership, and Maoism and Marxism-Leninism