zhòng rén shí chái huǒ yàn gāo
lit. when everybody gathers fuel, the flames are higher (proverb)
fig. the more people, the more strength
众
zhòng
variant of 眾|众[zhong4]
人
rén
person; people
拾
shí
to pick up
柴
chái
firewood
火
huǒ
fire
焰
yàn
variant of 焰[yan4]
高
gāo
high