Some people believe that if life has no purpose, then there is no reason for living.

Life does in fact has no purpose or meaning, but that should give us just more motivation to make it fun while it lasts.
Not just slave away at work, or cry about our problems.

Good question. Has substance. Something this site sorely needs.

The mysteries of life are unknowable. One can get lost in contemplation of its enormity or lost in a labyrinth of its nuances. What is best for people is to be alive in the moment. Whether there is destiny or chance, karma or entropy, all or none of these, our reality is we have this life to live, to make an effort or not, to be or not to be, as the bard's procrastinator said.

the purpose of life is beyond us like knowing our significance in the Universe , being such a small speck in the vastness of Space but Optimism helps and Money too , to set ones own path upon the Earth , Understanding is key

Purpose, no purpose. In the end, what matters is whether or not you enjoyed your life before you leave. Because after life, no one really knows what's next.

Neither is more or less valid. They're just two different ways of looking at the same situation.

I think that both scenarios have merit to them but I tend to be in the camp of the first 1 to be honest

Both are rational but I prefer the latter.

Conscience living

U don’t believe that