Loss of autonomy: Kaczynski contended that modern society forces people to behave in ways that are increasingly remote from the natural pattern of human behavior, leading to a loss of personal autonomy and dignity.

Environmental destruction: He was deeply concerned about the destruction of nature by industrial society and believed that technological progress was incompatible with the long-term survival of nature.

Leftism critique: Interestingly, Kaczynski also criticized modern leftist movements, arguing that they were symptomatic of societal problems rather than solutions to them. He saw them as part of the system he was fighting against.