I think it will be found that experience, the true source and foundation of all knowledge, invariably confirms its truth. – Thomas Malthus
Population, when unchecked, goes on doubling itself every 25 years or increases in a geometrical ratio. – Thomas Malthus
I do not know that any writer has supposed that on this earth man will ultimately be able to live without food. – Thomas Malthus
The superior power of population cannot be checked without producing misery or vice. – Thomas Malthus
What creates freedom? A revolution in the streets? Mass protest? Civil war? A change of government? The ousting of the old guard and its replacement by the new? History, more often than not, shows that hopes raised by such events are often dashed, sooner rather than later. – Jonathan Sacks