物以类聚 (wù yǐ lèi jù): similar things come together ; like draws like; Birds of a feather flock together.
物以类聚
similar things come together ; like draws like; Birds of a feather flock together.
Things gather by kind. The Japanese 類は友を呼ぶ is the same observation.
The same saying in Japanese: 類は友を呼ぶ