Detailed Instructions: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to classify the conversation either convey 'No emotion' or 'Happiness' by providing '1' and '0', respectively.
Q:  Person1:      Maybe you should talk to the teacher .  
 Person2:  No , it's no use .  
 Person1:       You never know unless you try .  
 Person2:  I know . She won't change my grade . 
A:
0