 Until that point, the more food made available, the more the population would increase.He also stated that there was a fight for survival amongst humans and that only the strong who could attain food and other needs would survive, unlike the impoverished population he saw during his time period.Malthus wrote the original text in reaction to the optimism of his father and his father's associates (notably Jean-Jaques Rousseau) regarding the future improvement of society.