You may well be right, but I have been relating to God through Jesus since I gave my life to God aged 17, and I don't think you are.
But supposing there is no god, and we are a fluke combination of molecules. That means we are on our own. There is no other planet round here that we know of which could support us, so we had better look after the one we are on. Please join in the effort to care for it. Here's a practical idea idea that could help. Otherwise, look out!