Translation of concentración

Only an independent observer would be able to judge nature, for example God. In this poem the independent power is the witch who cooks her soup of nature, she knows what ingredients she needs to add.
The belief of somebody that a race or a group of people to which he belongs is superior to another. Even though the word itself stems from the word 'race', its meaning must be generalized.
Anyway, i got bored pretty fast, drank a Coconut and orange juice mix and went on. I returned my bike at four before heading again to the beach. By coincidence I met the sister of a colleague of mine.