The central message of this sermon is that doubt and unbelief are not necessarily about lacking faith or being unwilling to trust God, but rather about setting conditions for God to meet before we can believe. The speaker uses the story of Thomas, also known as Doubting Thomas, to illustrate how Thomas' expectation of seeing and touching Jesus' physical wounds in order to believe is actually a reflection of his own pride and refusal to surrender to the possibility that God's ways are higher than human understanding. The sermon suggests that many people, like Thomas, have conditions for God that they must meet before they can accept Him, and that this approach is fundamentally flawed because it assumes that seeing or experiencing something leads directly to believing, which is not necessarily the case. The speaker wants listeners to understand that faith and trust in God are not about having all the answers or experiencing physical proof, but rather about surrendering to His sovereignty and accepting the reality of His presence and power, even when it challenges our understanding and expectations.