Whole worlds of vital being in dim grains
As small as summer dust. High are these truths,
And mighty and ennobling; but still more
And greater have to come, when she hath searched
The world of matter more, till its known laws,
And comprehended principles have given
A greater strength, and more divining power
To pierce far deeper mysteries, and scan
The inner world of spirit. Newton learnt
The law that binds the universe in one