Would drain all sources of intelligence,
Yet ne'er is filled, and never satisfied.
And theory succeeds to theory
As regular as tides that ebb and flow.
This treatise will disprove the last I read.
Shade of Hippocrates! what creeds are formed,
What antics practiced with your "Healing Art!"
I will not sport with fate, nor tamper thus
With man's credulity and nature's strength.
No: I will gently coincide with nature,