Will I be happier in the future?

Will I be happier in the future (in which my body will be weaker + slower and my parents and my cat will be dead), after spending my entire youth in school then eventually become a mediocre / ordinary person?
Will I be happier in the future (in which my body will be weaker + slower and my parents and my cat will be dead), after spending my entire youth in school then eventually become a mediocre / ordinary person?