...and their importance has been, in some cases, greatly exaggerated by popular writers. I may take this opportunity of remarking that my critics frequently...inherited effects of use and disuse, with respect both H to the body and mind. I also attributed some amount of modification to the direct and prolonged action...

...and their importance has been, in some cases, greatly exaggerated by popular writers. I may take this opportunity of remarking that my critics frequently...in the first edition of the ' Origin of Species,' y I distinctly stated that great weight must be attributed to the inherited effects of use and disuse,...

...of his views in which this factor makes no appearance. The passage is as follows. " I may take this opportunity of remarking that my critics frequently...natural selection of such variations as are often oallc-d spontaneous; whereas, even in the first edition of the ' Origin of Species,' I distinctly stated...

...criticised. In the preface to the second edition, dated -September 1 874 he replies : „I may take this opportunity of remarking that my critics frequently...distinctly stated that great weight must be attributed to inherited effects of use and disuse with respect both to the body and mind. I also attributed some...

...issue raised in the short preface to the second edition of The Descent of Man (1874): I may take this opportunity of remarking that my critics frequently...effects of use and disuse, with respect both to the mind and body. I also attributed some amount of modification to the direct and prolonged action of...

...Selection of Cultural Variations: Conflicts between Cultural and Genetic Evolution I may take this opportunity of remarking that my critics frequently...mental power exclusively to the natural selection of variations as are often called spontaneous; whereas, even in the first edition of the "Origin of Species,"...

...Selection of Cultural Variations: Conflicts between Cultural and Genetic Evolution I may take this opportunity of remarking that my critics frequently...I attribute all changes of corporeal structure and menta) power exclusively to the natural selection of variations as are often called spontaneous; whereas,...

...Descent, Darwin reiterated his commitment to the inheritance of acquired variation: I may take this opportunity of remarking that my critics frequently...corporeal structure and mental power exclusively to natural selection of such variation as are often called spontaneous; whereas, even in the first edition...

...first recognized still held its ground as playing an immense part in organic evolution, he repeatedly stated that great weight must be attributed to the inherited effects of use and disuse with respect to both mind and body. If these are facts, and they stand proved every day to those who observe and...

...stated,* that all the changes of corporeal structure and mental power cannot be exclusively Attributed to the natural selection of such variations as are often called spontaneous, but that great value must be given to the inherited effects of use and dis use, some also to the modification...