Almost all of these advances can be traced back to technology. ... The advances of medicine throughout the last century can be attributed mainly to technology and the bright minds that applied it to medicine. ... As humans continue to gain more knowledge we must also learn from the errors of our past, and there is evidence that we have. ... The total number of experiments on animal subjects that intentionally causes pain and discomfort has also been decreased. ... For a lot of young people today, the biggest worry is popularity or what career to choose. ...

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