◎眾志成城zhòngzhì-chéngchéng
[unity is strength;when people are unified with a single will，they are as strong as city walls] 萬眾一心，像堅固的城堡一樣不可摧毀。比喻大家團結一致，力量就無比強大
【好工具】眾人一心，力量堅固如城。比喻團結一致，同心協力。清．梁章巨《歸田瑣記．卷二．炮說》：「故曰兵無常形，地無常勢，果能眾志成城，則又何炮之不可用乎！」也作「眾心成城」、「眾心如城」。