Meaningless? Yes, I give myself meaning. Chance? No, we are the result of chemical interactions based on the laws of physics (including the 2LoT).
"I won't guess where you must receive your knowledge...
I get my knowledge from University classes, science texts, popular science writings and conversations with scientists.
Obviously! Just stop being duped by an illusion will ya...It's really easy to get sucked into the cult of ToE.