一日之計在於晨

一日之计在于晨
yīrìzhījìzàiyúchén
  1. make your day's plan early in the morning (idiom)
  2. early morning is the golden time of the day

CEDICT

Early morning is the most precious period of time in a day; Make one's plan for the day in the early morning

Wiktionary

（諺語）一天之中最寶貴的時間是清晨。

重編國語辭典

Entry Composition

1 一日 yīrì
  1. (literary or dialectal) one day
  2. (literary) another day in the future
  3. (literary) yesterday
  4. another day in the future
  5. one day
  6. yesterday
2 之 zhī
  1. (possessive particle, literary equivalent of 的 de)
  2. him
  3. her
  4. it
3 計 jì
  1. to calculate
  2. to compute
  3. to count
  4. to regard as important
  5. to plan
  6. ruse
  7. meter
  8. gauge
4 在於 zàiyú
  1. to rest with; to lie in; to be due to (a certain attribute)
  2. (of a matter) to be determined by; to be up to (sb)
5 晨 chén
  1. morning
  2. dawn
  3. daybreak