三个臭皮匠，赛过诸葛亮
sān​ge​chòu​pí​jiang​sài​guò​zhū​gě​liàng

wisdom of the masses

Senses

三个臭皮匠，赛过诸葛亮/ 三個臭皮匠，賽過諸葛亮 sān​ge​chòu​pí​jiang​sài​guò​zhū​gě​liàng (also sān​gè​chòu​pí​jiàng​sài​guò​zhū​gě​liàng) wisdom of the masses

Literally "three ignorant cobblers match 诸葛亮 zhū​gě​liàng"; means that the collective wisdom of a group can surpass that of even the greatest individual genius.

References

see 三个臭皮匠，赛过诸葛亮/三個臭皮匠，賽過諸葛亮 → 诸葛亮/諸葛亮