Theodosius Dobzhansky

Biology Ukrainian-American 1900 – 1975 100 quotes

Geneticist who declared nothing in biology makes sense except in the light of evolution.

Quotes by Theodosius Dobzhansky

The study of fossils provides crucial evidence for the reality of evolution.

Genetics and the Origin of Species 1937

Evolution is a process of continuous change, not a series of discrete events.

Genetics of the Evolutionary Process 1970

The human capacity for love and compassion is a product of our evolutionary history.

The Biology of Ultimate Concern 1967

The genetic diversity of populations is essential for their long-term survival.

Genetics and the Origin of Species 1937

Evolution is a powerful and elegant explanation for the complexity of life.

American Biology Teacher 1973

The human species has the power to shape its own evolution, for better or worse.

The Biology of Ultimate Concern 1967

The concept of fitness in evolution is not about strength, but about reproductive success.

Genetics of the Evolutionary Process 1970

The study of evolution is a journey into the past, present, and future of life.

American Biology Teacher 1973

The human species is a work in progress, constantly evolving and adapting.

The Biology of Ultimate Concern 1967

The genetic differences between individuals are the basis for individuality and uniqueness.

Mankind Evolving 1962

The evolutionary process is not only something understandable, but it makes perfect sense.

Book 1967

Man is the result of a process that has never had a purpose, and is one of the least likely of all accidents.

Book 1962

The present is the key to the past, but the future is the key to the present.

Book 1951

Evolution as a process that has thus far generated some rather adaptive organisms, is not a purposeful process.

Book 1937

The doctrine of evolution is the most stupendous generalization in the history of science.

Speech 1970

Seen in the light of evolution, biology is, perhaps, the most satisfying and all-encompassing science.

Essay 1973

Humanity is a part of nature, but it is also more than that.

Book 1962

The unity of life, however, is a fact attested by the endless variety of co-ordinated activities exhibited by even the simplest organism.

Book 1937

Evolution is a light which illuminates all facts, a curve that all lines must follow.

Article 1950

Does the evolutionary doctrine clash with the doctrine of Revelation? It does not.

Essay 1973