What makes an ungodly thinker believe that he or she doesn’t know that God exists? What makes them think that they haven’t suppressed the truth about God in their unrighteousness? God says that they did suppress the truth about God in their unrighteousness. God says that He revealed what can be known about God to them. God says that He turned them over to a depraved mind. God says that the human mind is deceitful and desperately wicked beyond the ability of anyone to know this mind.
When pressed on details about how matter formed from nothing (or from some unknown something), it’s common for them to claim ignorance. And yet, they’re dogmatic. When pressed on details about how the original living organism supposedly popped into existence, they often claim ignorance. And yet, they’re dogmatic.
We know that the Bible is true and that the God of the Bible is real because we know Him. We know Jesus Christ. We praise God for His abiding presence in our lives. We thank Him for His leading. We thank Him for correcting us when we’re wrong. He’s continually leading us forward.