Three - Three is often related to learning through life experiences. It is often considered lucky and magical. It can mean both wisdom and understanding, yet also be foolish and negative.
Four - The first composite number (the first number to be created by multiplying numbers other than one and itself), four is associated with the four cardinal points (North, South, East and West), the four Gospels of the Bible, and time (four seasons, roughly four weeks in each month). It is a homonym for the Chinese word for "death," therefore; some hospitals do not have a fourth floor.
Five - Five is related with the five senses (smell, touch, taste, hearing, and sight) and often represents service to others as well as openness to new experiences, but it can also represent an addictive personality.
Six - The number six relates to beauty and often helps in building relationships. It is believed to hold charm, sensuality, and diplomacy. Six is also considered the mother / father number.
Seven - A spiritual number, seven can be both dreamy and spiritual while also being deceptive and insincere.
Eight - Eight represents hard work and life lessons. Because of that, eight is seen as seeking financial and material success, but is also associated with the hardships encountered while seeking both.