If a guy just stares at you but rarely smiles/talks does that mean he hates you?

Say a guy always stares at you and when you pass by him he stares and look in your eyes but rarely ever talks and/or smiles...Does this mean he hates you because he's very pleasant around other people but with me he gets all red in the face and can barely crack a smile and when he does it's just a... Show More

This guy does other strange things with me too, not just the staring.