What a sublime idea of the infinite might of the great Architect, the Cause of all causes, the Father of all fathers, the Ens Entium! For if we would…

- August Weismann

The world has been evolved, not created: it has arisen little by little from a small beginning, and has increased through the activity of the element…

- August Weismann

Every individual alive today, even the very highest, is to be derived in an unbroken line from the first and lowest forms.

- August Weismann

We do not draw conclusions with our eyes, but with our reasoning powers, and if the whole of the rest of living nature proclaims with one accord from…

- August Weismann