Natural selection must be replaced by eugenical artificial selection. This idea constitutes the sound core of eugenics, the applied science of human betterment. — Theodosius Dobzhansky Copy Share Image
No known human group... simply throw out its dead without any ritual or ceremony. In stark contrast, no animal practices burial of dead individuals… — Theodosius Dobzhansky Copy Share Image
Scientists often have a naive faith that if only they could discover enough facts about a problem, these facts would somehow arrange themselves in… — Theodosius Dobzhansky Copy Share Image
An accident, a random change, in any delicate mechanism can hardly be expected to improve it. Poking a stick into the machinery of one's… — Theodosius Dobzhansky Copy Share Image
No evidence is powerful enough to force acceptance of a conclusion that is emotionally distasteful. — Theodosius Dobzhansky Copy Share Image
The foundations of population genetics were laid chiefly by mathematical deduction from basic premises contained in the works of Mendel and Morgan and their… — Theodosius Dobzhansky Copy Share Image
Evolution as a process that has always gone on in the history of the earth can only be doubted by those who are ignorant… — Theodosius Dobzhansky Copy Share Image
Does the evolutionary doctrine clash with religious faith? It does not. It is a blunder to mistake the Holy Scriptures for elementary textbooks of… — Theodosius Dobzhansky Copy Share Image
The living world is not a single array... connected by unbroken series of intergrades. — Theodosius Dobzhansky Copy Share Image
Does the evolutionary doctrine clash with religious faith? It does not. It is a blunder to mistake the Holy Scriptures for elementary textbooks of… — Theodosius Dobzhansky Copy Share Image
“Does the evolutionary doctrine clash with religious faith? It does not. It is a blunder to mistake the Holy Scriptures for elementary textbooks of… — Theodosius Dobzhansky Copy Share Image
Pat answers to complex problems are the hallmark of intellectual mediocrity — Theodosius Dobzhansky Copy Share Image
The evolution of life, and the evolutionary origin of mankind, are scientifically established as firmly and completely as any historical event not witnessed by… — Theodosius Dobzhansky Copy Share Image
