Difficulty may be found in carrying out this empiricist programme; but at the outset no one dreams of failure.
Mill boldly affirmed that there might be remote realms in space where 2+2 did not make 4 but some different total, even empiricists may hestitate to concur; and yet Mill's assertion is at least the most obvious empiricist reading of the situation.
What the modern empiricist needs is a rational bond uniting the individual with the community or with the aggregate of individuals - a rational principle distinguishing high pleasures from low, sanctioning benevolence, and giving authority to moral generalizations drawn from conditions that are past and done with.
The design argument is available for the slightly bolder philosophy of intuitionalism as well as for empiricist theism.
When we recollect the empiricist starting-point of science, it is curious to observe with what vehemence the average man of science now rejects free will.