global security - academic essay 世界是否比以前安全.docx

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Global security - Academic essay 世界是否比以前安全
Global security: Safer or more dangerous?
Global security is a hoa relative era of peace and don’t need to be afraid of being threatened by wars.
In addition, the diseases cause less harm to people. No one can deny that with the
increasingly complete medical system, there are a lot of prevention measures to keep people away from some diseases. In the past, due to the lack of medical knowledge, people were easier to get sick, and even died from it. For example, before centuries ago, when people still did not find out the importance of vitamin C, scurvy was popular among people who joined the long distance voyage because they couldn’t be able to absorb enough vitamin C due to the lack of fresh fruits and vegetables in a long time, and many people died from it. However, today people can prevent from scurvy not only by eating fruits and vegetables but also by taking some vitamin pills. Besides, with the rapid development of medical science, a multitude of injuries have been easier to fix. For example, Abraham Lincoln, the 16th President of the United States, as we know, was assassinated by shooting. Some medical scientists point out that if President Lincoln were born in the new era, it is totally possible to save Lincoln’s life with modern medical technology. What’s more, people pay more attention than before to pursue