Zodiac

Positive nature:

Cancers have forgiving natures, normally know a

problem before someone open their mouths.

They are effected greatly by the moon and water.

Very nurturing, mother like and often shrewd.

Negative Nature: 

Sometimes absorb others emotions

and are considered too clingy, moody, depressive and even devious.

Considered the Yin ind the astrology world and are very unstable,

emotional wise. Like to moon as some compares.

Source