It is alone that part of the external universe which we call material which acts on man through his senses — that part of which we ordinarily feel our knowledge to be the surest; but in reality, strangely enough, as will soon appear, this is one of the aspects of the external world, of which we can know nothing.


Ch. 1 : Lines of Cleavage. - Man's Moral Nature (1879)


It is alone that part of the external universe which we call material which acts on man through his senses — that part of which we ordinarily feel...

It is alone that part of the external universe which we call material which acts on man through his senses — that part of which we ordinarily feel...

It is alone that part of the external universe which we call material which acts on man through his senses — that part of which we ordinarily feel...

It is alone that part of the external universe which we call material which acts on man through his senses — that part of which we ordinarily feel...