食不厌精，脍不厌细

食不厭精，膾不厭細
shíbùyànjīng,kuàibùyànxì
  1. lit. to eat but finely ground grain and finely chopped meat (idiom, from Analects)
  2. fig. to be fastidious about one's food

CEDICT

Entry Composition

1 食 shí
  1. to eat
  2. food
  3. animal feed
  4. eclipse
2 不厌 bùyàn
  1. not to tire of
  2. not to object to
3 精 jīng
  1. essence
  2. extract
  3. vitality
  4. energy
  5. semen
  6. sperm
  7. mythical goblin spirit
  8. highly perfected
  9. elite
  10. the pick of sth
  11. proficient (refined ability)
  12. extremely (fine)
  13. selected rice (archaic)
4 脍 kuài chopped meat or fish
5 不厌 bùyàn
  1. not to tire of
  2. not to object to
6 细 xì
  1. thin or slender
  2. finely particulate
  3. thin and soft
  4. fine
  5. delicate
  6. trifling
  7. (of a sound) quiet
  8. frugal