People agree to social contracts because they establish governments which in turn establish a sense of order and security. It establishes a set of rules which makes people more comfortable when they have some to follow.
He did not want to get involved with the North Atlantic Treaty. A conservative position that many have criticized. However, Senator Taft was more interested in the protection and preservation of his own country. Right after the Vietnam war, his foreign policy was taken seriously. He was more concerned about his nation's defense than to get involved with wars.
A Trireme is powered by about 170 oars men
The main way in which sermons differ from those of more traditional ministers is that sermons provide more of a "lecture," and speak to a specific topic that the minister feels is important.