eg. Hand over fire will be warmed until too far thats "the Aura"

good - 

to be desired or approved of having the required qualities; 

of a high standard that which is morally right;

 righteousness benefit or advantage to someone or something 

bad - 

of poor quality or a low standard not such as to be hoped for or desired; 

unpleasant or un...

positivity -

the practice of being or tendency to be positive or optimistic in attitude

the presence rather than absence of a certain substance, condition, or feature 

negativity -

 the expression of criticism of or pessimism about something

Knowing is Upanishad and its essence become Ved