Population, when unchecked, increases in a geometrical ratio.
Geometrical Unchecked Increases
A writer may tell me that he thinks man will ultimately become an ostrich. I cannot properly contradict him.
Properly Him May
The superior power of population cannot be checked without producing misery or vice.
Misery Population Power
The histories of mankind are histories only of the higher classes.
A great emigration necessarily implies unhappiness of some kind or other in the country that is deserted.
No limits whatever are placed to the productions of the earth; they may increase forever.
Productions Whatever Forever
Population, when unchecked, goes on doubling itself every 25 years or increases in a geometrical ratio.
The ordeal of virtue is to resist all temptation to evil.
The rich, by unfair combinations, contribute frequently to prolong a season of distress among the poor.
Each pursues his own theory, little solicitous to correct or improve it by an attention to what is advanced by his opponents.
I do not know that any writer has supposed that on this earth man will ultimately be able to live without food.
I think it will be found that experience, the true source and foundation of all knowledge, invariably confirms its truth.
Knowledge Confirms True