瓜无滚圆，人无十全

瓜無滾圓，人無十全
guāwúgǔnyuán,rénwúshíquán
no gourd is perfectly round, just as no man is perfect (proverb)

CEDICT

Entry Composition

1 瓜 guā
  1. melon; gourd; squash
  2. (slang) a piece of gossip
2 无 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
3 滚圆 gǔnyuán as round as a ball
4 人 rén person; people

classifiers: 個, 位
5 无 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
6 十全 shíquán perfect; complete