英译汉（整句）

I knew I had chosen a job with a lot of stress but I love what I do. The thing about being a teacher is that you have access to children's minds when they are open and eager to learn. If what I do as a teacher can help turn a child like Graham into such a successful adult, then I know what I'm doing is worthwhile. As John Dewey, the famous educationalist, said, "Education is not preparation for life; education is life itself."(划线句子英译汉)