集思广益 ｜jí sī guǎng yì

Meaning: draw on collective wisdom, collect the opinions of others

Original: 按照集体领导、民主集中、个别酝酿、会议决定的原则，进一步完善党委内部的议事和决策机制，发挥好党的委员会全体会议的作用，健全党委常委会的决策程序。凡属重大决策，都必须由党委集体讨论，不允许个人说了算。进一步完善集体领导下的个人分工负责制，提高工作效率。集体领导和个人负责，二者不可偏废。通过发展党内民主，积极推动人民民主的发展

Source: Jiang used this chengyu in his important speech announcing 三个代表 on Dec. 7, 2001. In this section of the speech, Jiang commented on the importance of collective leadership, stating “不允许个人说了算。”