How do you find out the truth from other?

to find out the truth from a boy you have to be best friends with them first you cant just ask them random about stuff one they wont tell you the truth and they will think your weid i know i have tried with girls its different their not going to tell you anything and if they tell i boy you <3 them the boy will be confuced trust me i know but anyway a girl will not tell anything personal and if they do the girl would have to be best friends with you