And that the Power behind all changes works
By law alone; law that includes all heights,
All depths, of reason, harmony, and love;
Could Lyell hold that all those realms of life,
Each sealed apart in its own separate age,
With its own separate species, had been called
Suddenly, by a special Act of God,
Out of the void and formless? Could he think
Even that mankind, this last emergent form,
After so many æons of ordered law,