物以类聚 wù yǐ lèi jù

DEFINITIONS

  1. similar things come together (idiom); like draws like
  2. Birds of a feather flock together.

CHARACTERS

物 wù thing, substance, creature
以 yǐ by means of; thereby, therefore; consider as; in order to
类 lèi class, group, kind, category
聚 jù assemble, meet together, collect