Sounds like you could go into Philosophy or Religion! Everyone has their own take on the meaning of life, some people say follow your passion and the money will come. Others say a job is the means to supporting the life you want to lead. You will need to find your own way. But know, everything will be all right and you will land in a good spot!
Rebecca recommends the following next steps:
This question is rather unique.
Whether through formal education or some life experience, you may find greater depth and ability to further define the question.
Do you trust your source? :) There are some really great TED talks on meaning and success in life being associated with optimism. You might be interested in this: https://www.ted.com/talks/tali_sharot_the_optimism_bias
Nicole recommends the following next steps:
Depends on your perspective
For some glass is half full with water
For some glass is half empty
For some glass is completely full (Half with Water + Half with Air)
Rohit recommends the following next steps: