The facts of microevolution [change within the species] do not suffice for an understanding of macroevolution [theorized change from one species to a…

- Richard Goldschmidt

It is good to keep in mind ... that nobody has ever succeeded in producing even one new species by the accumulation of micromutations. Darwin's theor…

- Richard Goldschmidt

It's impossible by micro-mutation to form any new species.

- Richard Goldschmidt

We have long been seeking a different kind of evolutionary process and have now found one; namely, the change within the pattern of the chromosomes. …

- Richard Goldschmidt

The decisive step in evolution, the first step toward macroevolution, the step from one species to another, requires another evolutionary method than…

- Richard Goldschmidt

I have accumulated a wealth of knowledge in innumerable spheres and enjoyed it as an always ready instrument for exercising the mind and penetrating …

- Richard Goldschmidt