"Human nature" is often described as "greedy" and presented as if it was fixed one once and for all, regardless of the material conditions under which humans are born and raised. Because of this supposedly unchangeable defect, "human nature" is often invoked as the ultimate cause preventing the concretisation of human aspiration to a more advanced form of society such as Socialism.
Fiona Lali from the SOAS Marxist explains why this is not the case.