All life comes from microscopic beginnings.

In nature there is nothing small.

The microscope reveals as great a world below as the telescope above.

All of nature's laws govern the smallest atoms, and a single drop of water is a miniature ocean.
"I cannot see that you have made any progress since my last visit," said a gentleman to Michael Angelo.

"But," said the sculptor, "I have retouched this part, polished that, softened that feature, brought out that muscle, given some expression to this lip, more energy to that limb, etc." "But they are trifles!" exclaimed the visitor.