明月清风

Explanation: Only with the wind, the moon for company. Analogy is not casual acquaintances. Also be used to idle without incident. 　　Usage: Joint type; as object, attribute; Chaochen refined leisure life metaphor 　　Source: Ming Shen adopted "daughter in mind in the Fairy": "Love fame Water gull, Qiao Mountain within walking shoes, dust, how like a moon breeze anywhere, in the end to endure."