You know, by the

You know, by the time you reach my age, you’ve made plenty of mistakes if you’ve lived your life properly. So you learn. You put things in perspective. You pull your energies together. You change. You go forward. My fellow Americans, I have a great deal that I want to accomplish with you and for you over the next two years. And, the Lord willing, that’s exactly what I intend to do.
Ronald Reagan

Great nations which fail

Great nations which fail to meet their responsibilities are consigned to the dustbin of history. We grew from that small, weak republic which had as its assets spirit, optimism, faith in God and an unshakeable belief that free men and women could govern themselves wisely. We became the leader of the free world, an example for all those who cherish freedom.
Ronald Reagan

So if the worth

So if the worth of the arts were measured by the matter with which they deal, this art-which some call astronomy, others astrology, and many of the ancients the consummation of mathematics-would be by far the most outstanding. This art which is as it were the head of all the liberal arts and the one most worthy of a free man leans upon nearly all the other branches of mathe matics. Arithmetic, geometry, optics, geodesy, mechanics, and whatever others, all offer themselves in its service.
Nicolaus Copernicus