The perpetual tendency of the race of man to increase beyond the means of subsistence is one of the general laws of animated nature, which we can hav… - Thomas Robert Malthus

The greatest talents have been frequently misapplied and have produced evil proportionate to the extent of their powers. Both reason and revelation seem to assure us that such minds will be condemned to eternal death, but while on earth, these vicious instruments performed their part in the great mass of impressions, by the disgust and abhorrence which they excited.

The immediate cause of the increase of population is the excess of the births above deaths; and the rate of increase, or the period of doubling, depends upon the proportion which the excess of the births above the deaths bears to the population.

To prevent the recurrence of misery is, alas! beyond the power of man.