有进无退

Explanation: Only forward, not retreat. 　　Source: Ming Feng Meng, "Zhou Zhi" no joke sixty-first back to the army! I take the slings and arrows when the pro duo, day and night attack, there is no retreat. " 　　Examples: Rear left and right horizontal knife - back then killed. ★ Qing S "General Feng Song" Thesaurus:  forget the means by which the end is attained, Xiemoshalv, kick down the ladder, Huotupenggou, cast sb.aside when be has served his purpose; kick sb. out after his services are no longer required,as the bow and arrow are stacked away when there are no more birds to shoot, cook the hound when the hares have been run down, Bridge Pumping plate, Ji River Fen Zhou, Pull a tree ladder, fall out callosity, Tsuen may forget the fish