Which came first, the chicken or the egg?

The eternal question: "Which came first, the chicken or the egg?" is answered.

We will apply Alexander's solution to the Gordian Knot --

The thought of the conundrum came before the conundrum. Without the thought, the conundrum wouldn't exist to puzzle people with no answer possible.

Change the thought, the conundrum changes: "Why did the chicken cross the road?"