Definitions always put things in perspective. Take for instance....

REAL -
a. not artificial, fraudulent, or illusionary (see GENUINE)
b. occuring in fact
c. existing as a physical entity and having properties that deviate from an ideal
d. having objective, independant existence

IDEAL -
a. existing as a mental image or in fancy or imagination only broadly : lacking practicality
b. relating to or constituting mental images, ideas , or conceptions