A million men a thousand times smarter than you or I have pondered "what is the meaning of life". It has never been revealed to them

How do you know? Have you asked around?

Life is pointless, stop looking for the meaning of life and concentrate on right now

Why? What would be the point? ;)

Of course life's not pointless... That's illogical. Everything has a reason for existing... Even if it's just procreation - and that's profoundly meaningful... (got kids?)
Humanity's reason for existing is to protect the planet and it's creatures from harm... Yeah, we suck at that ATM... Doesn't mean we have no purpose. just that we're failing to do it... :(

PS actually that's only one of the reasons we're here. There are a few I can think of...