In order for planting of crops and fields to take place, one has to start getting the equipment ready for use. Starting or initiating projects or things is an Aries trait as well. To be first in anything requires aggressiveness and a competitive spirit. Since these two characteristics are readily seen in sports, Aries is also associated with these words as well as being athletic. Aries is motivated into action by impulse and can be quick in showing different sides to themselves including anger.
Sportsmanship can turn into brutal combat.
And with combat comes violence, the use of weapons, war and dominance over another. These are some of the negative traits of the sign. Fire is the element of Aries. Fires can develop and spread with quickness. Being quick to start is Aries' nature.