潔身自愛 [洁－－爱]

Jyutping git3 san1 zi6 oi3
Pinyin jié shēn zì ài

Definitions (粵典–words.hk)
  1. 動詞
    愛惜​自己​，​保持​自身​清白​純潔​，​唔​同流合污
    to refuse to be contaminated by evil influences
  2. 動詞
    保持​處子​之軀​，​直至​結婚
    to remain one's virginity until marriage