Buon compleanno, Charles!

Dall’Origine delle specie (1ª ed., 1859), di Charles Darwin:

There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being, evolved.