1. In the light of this statement, teachers live by selling knowledge,
    根据这种说法，教师靠卖知识为生，

2. Finally, though a child´s "teachers" may not have been trained in language teaching, their relations with him are always close and personal.
    最后，虽然孩子的“老师”没有接受过讲授语言的训练，但他们和孩子的关系却始终是非常亲密的。