Your mind;he loves how you think and how beautiful your mind is when it comes up with things and thoughts:
Taurus,Libra,Pieces.
How you see things;he loves how when you see something or someone and all you see is the good in them and look past their flaws and that's why he fell in love with you bc you accepted him for him:
Cancer,Sagittarius.
Your voice;he loves hearing your voice it always calms him down when he's mad and anytime he hears it he can't help but smile:
Aries,Gemini,Leo,Virgo,Scorpio, Capricorn,Aquarius.