A knight sits on a heavy black horse, holding a pentacle on his open hand. The other knights' horses are charging; this one stands still, all four hooves planted. Behind him stretch ploughed fields. This is someone who is not fast and does not stop — who carries a job all the way to the end.
It might be you or someone around you. The friend who saves the same amount on the same day every month, the colleague with no flashy presentations who still always delivers the day before the deadline, the person who handles a house move by ticking off a checklist line by line. Not exciting company, maybe, but nothing gets dropped when they are in charge.
Reversed, the steadiness sets hard. One version is rigidity — doing it the usual way even when a better one is obvious, until the work clogs. The other is standing still while calling it caution, months in the same spot with nothing changed.
Ask whether the slow pace is slow because you are checking, or slow because you are putting off a decision. The first is this knight's strength. The second means getting off the horse and looking at the road again.
Reading it only as 'boring' or 'stuck' sells it short. He is the only one of the four knights not at a gallop, and that is his character, not his flaw. On a job with a long deadline, this pace is exactly right.
With the Seven of Pentacles the emphasis is on staying the course until results come. Next to the Knight of Swords it marks a clash between someone who pushes fast and someone who checks slowly.