Context: Even when it did involve a lot of pain , I realize that in exchange for that , there 's something to gain . Sometimes , things may seem so unfair and like the world is against you , but in the end , do n't we become a better person and learn to deal with the harsh reality ? Happiness is fleeting , but in order to appreciate the happiness we gain , we must be able to endure its opposite .
Question: What may be the reason for their statement ?
Option 0: They want to cure others ' depression .
Option 1: They want to cure their depression .
Option 2: They want others to feel happier .
Option 3: None of the above choices .
Answer: 2