The Four of Cups is related to routine, stagnation, dissatisfaction, boredom. Sometimes it points to an opportunity that goes unnoticed, while we focus on all the unpleasant things we experience. The Knight of Swords is logical, witty, just, but he can also be impatient, judgmental, ruthless and verbally aggressive. The combination and of the Four of Cups and the Knight of Swords can predict disruptions in our routine caused by news, misunderstandings, but also new insights.
The elements of the cards are Water (Four of Cups) and Air (Knight of Swords), emotions versus logic. The Knight of Swords being a card of disruptions, will attempt to stir the stagnant waters of the Four of Cups and in all likelihood, he will be successful. The Knight of Swords will give logical reasons why the inertia should be broken and he will not hesitate to use aggressive methods as a wake up call.