Artificial Life is concerned with tuning the behaviors of such low-level machines that the behavior that emerges at the global level is essentially the same as some behavior exhibited by a natural living system... Artificial Life is concerned with generating lifelike behavior.

— Christopher Langton, Artificial Life (1989)

Source: http://informatics.indiana.edu/rocha/i-bic/lec02.html

Cited in Luis M. Rocha's 2012 'The logical mechanisms of life'.

Topics: complexity