My goal

Everyday I think about learning languages, I would like to become a polyglot, that's my goal. I would like to find friends from another cultures and share experiences.

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Your statement is clear and understandable.  There is no need to make any correction.  My suggestions only make your statements sound a little more 'natural'.

Everyday I think about learning new languages.  I would like to become a polyglot; that's my goal.  I would like to find new friends from other cultures and share their experiences. 

My Goal

Everyday I think about language; my goal is to become a polyglot. I would like to make friends from other cultures with the intent of sharing our experiences.

Julio, I completely agree with Jean's observation that your writing is clear and understandable. My suggestions are mostly subjective and, in my opinion, merely enhance the "flow" of your narrative.

My goal

Everyday I think about learning languages, I would like to become a polyglot, that's my goal. I would like to find friends from another other (another is for singular nouns) cultures and share experiences.