You need to stop dwelling on past hurts and move forward. The Four of Swords represents rest and relaxation, recuperation, convalescense, recovery, and relief from stress. You may be feeling inordinately stressed, and in desperate need of solitude and quiet, a vacation or retreat to calm your mind and revitalize you. Do not neglect your needs. Take the necessary time to give yourself the rest and refreshment that you need.
Meditation is also a wonderful to deal with stress.
In the reversed position, the Four of Swords signifies healing. Your need for rest and recuperation is over and it is time to get back to work and back into the swing of things. You are feeling refreshed and revitalized after a period of stress or illness. The Five of Swords symbolizes a hollow victory, embarrassment, wounded pride, betrayal, malicious gossip, disputes, sabotage, misfortune, defeat, or a sneak attack. Someone may be trying to sabotage you behind your back.