wáng pó mài guā , zì mài zì kuā
every potter praises his own pot (idiom)
all one's geese are swans
王
wáng
king or monarch
婆
pó
(bound form) grandmother
卖
mài
to sell
瓜
guā
melon; gourd; squash
,
,
自
zì
(bound form) self; oneself
夸
kuā
to boast; to exaggerate