不轻易发怒的，大有聪明。

He who is slow to anger has great understanding.

Source: Tatoeba

Sentence Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 轻易 qīngyì
  1. easy; simple
  2. rashly; offhandedly
3 发怒 fānù to get angry
=4 的 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 pígéde "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. dì or di in poetry and songs
=4 的 dī a taxi; a cab (abbr. for 的士 dīshì)
=4 的 dí really and truly
=4 的 dì (bound form) bull's-eye; target
5 大有 dàyǒu
  1. there is a great deal of ... (typically followed by a bisyllabic word, as in 大有希望 dàyǒuxīwàng)
  2. (literary) bumper harvest; abundance
=6 聪明 cōngming
  1. intelligent; clever; bright
  2. acute (of sight and hearing)
=6 聪明 cōngmíng
  1. (archaic, of hearing and vision) sharp; keen; perceptive
  2. clever; intelligent; smart; bright
  3. sharp; keen; perceptive