peech which is a very important thing to have because you are allowed to say whatever you want; without freedom of speech you would not be able to stick up for yourself and say what you think is right. If Americans didn't have the amendments the world would be a very curupt place to live in.I am very happy to be an American citizen, and feel it is one of the most important things to me. I learned how lucky I am from taking looks at other countries and comparing what I have for rights and living style in America. Many Americans take their country for granted, after learning more about the Modern World I am positive that I won't.3.The scientific revolution did not happen all at once, nor did it begin at any set date. You can push the date back to the work of Nicolaus Copernicus at the beginning of the sixteenth century, or Leonardo da Vinci in the middle of the fifteenth. Even then, you haven't gone back far enough and you haven't included all the factors that contributed to scientific revolution.It's hard to pinpoint the shift in these attitudes. The introduction of humanism in the fourteenth century was in a large part based on the idea that human intellect and creativity were trustworthy, and human experience was, to some extent, a reliable base on which to hang knowledge. But the humanist revolution didn't happen all at once. The difference between experience and authority was the question throughout the fourteenth and fifteenth centuries. What should you believe? What your experience shows you? Or what authorities, including the church and the bible, tell you to believe? While it's hard to pinpoint the shift in European attitudes, the first, unambiguous statement of this shift in values come in Leonardo da Vinci's treatise on painting.The Scientific Revolution has been given several dates from the mid to late 1600's. I feel it occurred in the mid 1500's to the mid 1700's. Floris Cohen labels the late 1400's and 1500's a...