天下没有不散的筵席

tiān xià méi yǒu bù sàn de yán xí

all good things must come to an end (idiom)

tiān

day

xià

down

méi

(negative prefix for verbs) have not; not

yǒu

to have; there is

no; not so

sàn

to scatter

de

of; ~'s (possessive particle)

yán

bamboo mat for sitting

woven mat (variant of 席[xi2])