I have known a vast quantity of nonsense talked about bad men not looking you in the face. Don't trust that conventional idea. Dishonesty will stare honesty out of countenance any day in the week, if there is anything to be got by it.
Whoever deliberately attempts to insure confidentiality with another person is usually in doubt as to whether he inspires that person's confidence in him. One who is sure that he inspires confidence attaches little importance to confidentiality.
The essence of friendship is entireness, a total magnanimity and trust. It must not surmise or provide for infirmity. It treats its object as a god, that it might deify both.
If Allah has written for you happiness, no one can steal that from you, and if He has written for your heart to break, then no-one can mend it but He, so always put your trust in Allah.