INTRODUCTORY.

21

began, and then the credit side would begin to bear figures. But homicidal and suicidal characteristics in the vocations of each have cut short their careers, and closed the ac­count. The balances being struck, it will of course be found, that as an investment, so far as present material interests are con­cerned, the student has been least profitable: that which was invested is gone. But if future possibilities and expectations could be computed, as longevity is by life-tables, then the expenditure might stand in the light of a venture whose every promise was satisfactory, but which some unforeseen mis­fortune rendered a dead loss. Of course it is of paramount importance for the commu­nity to prevent a loss, which, if it occur now, is total, but which, averted, by further expenditure and the alchemy of time is transmuted into gain. It is equally clear, that to lose in toto an investment that has become a source of revenue, is, so far as present time and economic forces are con­cerned, a graver loss than the abstraction of