For wealth to translate into wellbeing, you need a spiritual element within you. Without that, your success will work against you.
Death is not a disaster. Too many births - that is the real disaster.
Are you here to experience life or think about it?
What you see as cosmos is a living mind - intelligent space.
Hindu is a geographical identity, or at the most a cultural one - not a religion. There is no set of beliefs that everyone has to adhere to.
It is possible for every human being to be blissful, if you are willing to pay a little attention to how this human mechanism functions.