Historically, parents have thought that suffering, burdens, and sacrifices were an important basis of morality — that through suffering children learned empathy. (gse.harvard.edu)
By imitating nature's implacable disregard for the difference between the just and the unjust, terrorism rejects the very basis of morality. (religion-online.org)
Now a number of other scientists are investigating the neural basis of morality, and their results are converging on some of the same ideas. (discovermagazine.com)