心有灵犀灵犀
[xīn yŏu líng xī líng xī]
Heart Has a Sixth Sense: Derived from a Chinese idiom, 心有灵犀 (xīn yǒu líng xī), this implies a special understanding or connection shared between two hearts, highlighting the idea that two people need not communicate openly; they already intuitively comprehend each other.