Task: Question Answering
Input (English): 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 be a fact about this person ?
Output (English): They are trying to remain optimistic .