المسلم من سلم المسلمون من لسانه و يده (و في رواية لاحمد: من سلم الناس) (البخاري رقم 6484)
A perfect Muslim is he who does not inconvenience any person through his tongue or his hand.
2. One should not discuss controversial topics or enter into arguments etc with one’s companions during the journey.
3. If during the journey any unpleasant or unforeseen circumstance comes about, then one should exercise patience and not lose oneself, thereby causing pain and inconvenience to others.