阅读下列短文，然后根据短文的内容从每小题的四个选项中选出最佳的一项，并把它前面的大写字母填入左边的括号里。
A

Albert Einstein once attributed (把......归因于) the creativity of a famous scientist to the fact that he "never went to school, and therefore kept the rare gift of thinking freely". There is undoubtedly a truth in Einstein’s observation; many artists and geniuses seem to view their schooling as a disadvantage. But such a truth is not a criticism of schools. It is the function of schools to civilize, not to train explorers. The explorer is always a lonely person whether his or her pioneering be in art, music, science, or technology. The creative explorer of unmapped lands shares with tile genius what William James described as the gift for thinking in an unusual way. As schools teach set patterns, they tend to destroy creativity and genius. But if schools could somewhat exist only to cultivate genius, then society would break down. For the social order demands unity and widespread agreement, which r, re destructive to creativity and genius.

Albert Einstein once thought that schools ______.