坚苦卓絶

Explanation: The spirit of perseverance beyond the ordinary hard. Qing Zhu Qi, the "book Ouyang Shu Quan Yin Master Lu book": "Although the ancients arduous trip, pushing he the heart of an apparent tripod pan, fame or fortune, solid, excluding the people of the phase reward or not." Lo Dun Rong " Folk Song ":" traces its arduous, heart almost save the world, Huang Huang Tao Zhou, suddenly too busy Guizhou, while philosophers, rather as a yes or no? "tao" Gordon Goose ":" Xuanzang as arduous to westbound Method, as absolute seriously engage in translation work is always the pride of China. "