Hard as it may appear in individual instances , dependent poverty ought to be held disgraceful.

To minds of a certain cast there is nothing so captivating as simplification and generalization.

No move towards the extinction of the passion between the sexes has taken place in the five or six thousand years that the world has existed.

I do not know that any writer has supposed that on this earth man will ultimately be able to live without food.

The perpetual struggle for room and food.

The moon is not kept in her orbit round the earth, nor the earth in her orbit round the sun, by a force that varies merely in the inverse ratio of the squares of the distances.

Where there are few people, and a great quantity of fertile land, the power of the earth to afford a yearly increase of food may be compared to a great reservoir of water, supplied by a moderate stream. The faster population increases, the more help will be got to draw off the water, and consequently an increasing quantity will be taken every year. But the sooner, undoubtedly, will the reservoir be exhausted, and the streams only remain.