Positive thinking is not only to think in a positive way.

Negative thinking affects our daily life in a bad way but we don't realise it , even if we do its too late.
Lets see an example ,
Mom says " Mere bacche khana he nahi khaate, padhai mein man nahi lagega dimaag mein kuch nahi ghusega "
Dad hears the same thing and tells to Dadi" Bacche khana he nhi khaate, patle rahenge" .
Dadi does the same thing , she tells...