sharing is caring

if we share smeting with someone it will make we granted with something. that what allah had said to his umat... but this one girl think mybe not.. i dont no .. mybe just my assumption.. coz she is very kedekut ilmu i think (in certain thing ) .. why not she share smeting that she know when someone had ask she ?? mybe she think that if she share it with someone she scared that he or she will get more smatter than her.. mybe .. eee.. come on  la .. if u dont  want to share just say it .. la .. please la ..sharing is caring k..