Willy Ley Quote

Human knowledge behaves like a growing sphere; the more it expands, the more points of its surface touch the unknown.


The Lungfish, the Dodo, and the Unicorn: An Excursion Into Romantic Zoology (1948)


Human knowledge behaves like a growing sphere; the more it expands, the more points of its surface touch the unknown.

Human knowledge behaves like a growing sphere; the more it expands, the more points of its surface touch the unknown.

Human knowledge behaves like a growing sphere; the more it expands, the more points of its surface touch the unknown.

Human knowledge behaves like a growing sphere; the more it expands, the more points of its surface touch the unknown.