Ver 1.0:Medrash Temurah:

“G-d created” (Gen. 1:1): A hereic came to Rabbi Aqiva and asked, “Who made the universe?”. Rabbi Aqiva answered, “Haqadosh barukh Hu“. The heretic said, “Prove it to me.” Rabbi Aqiva said, “Come to me tomorrow”.
When the heretic returned, Rabbi Aqiva asked, “What is that you are wearing?”
“A garment”, the unbeliever replied.
“Who made it?”
“A weaver.”
“Prove it to me.”
“What do you mean? How can I prove it to you? Here is the garment, how can you not know that a weaver made it?”
Rabbi Akiva said, “And here is the world; how can you not know that Haqadosh barukh Hu made it?”
After the hereitc left, Rabbi Aqiva’s students asked him, “But what is the proof?” He said, “Even as a house proclaims its builder,a