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

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

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….

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

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. ….

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