* The way they think / reason
* The way they react to events in your life
* Cultural / Intellectual level of them.
* The amount of languages they speak.
* The amount of cultures from different countries that they learn.
* Their talent (s) and what they do with those talent / talents.
* The way they see, see, and treat people.
* Their personality
* Where they were born, zodiac sign, ascendant, moon, astral map.
* The way they were created.
* The amount of respect they have for people.
* The traumas and disappointments she suffered.
* The way they love others.
* The number of true friends they have conquered throughout their lives.
But never, never in any way COLOR / GENDER / RACE / APPEARANCE / FINANCIAL CONDITION.
There are some primitive people that the level of humanity is so low as to use these conditions to differentiate people from each other.