It is an obvious truth, which has been taken notice of by many writers, that population must always be kept down to the level of the means of subsistence; but no writer that the Author recollects, has inquired particularly into the means by which this level is effected: and it is a view of these means, which forms, to his mind, the strongest obstacle in the way to any very great future improvement of society. He hopes it will appear, that, in the discussion of this interesting subject, he is actuated solely by a love of truth; and not by any prejudices against any particular set of men, or of opinions. He professes to have read some of the speculations on the future improvement of society, in a temper very different from a wish to find them visionary; but he has not acquired that command over his understanding which would enable him to believe what
