37． "Every…not"和"All…not"结构，"Every…not"表示"不见得每个……都是……"；"All…not"表示"不见得所有……都是……"的意思。
Every man is not polite, and all are not born gentlemen.
38． "may as well not…as"结构，此结构可译为"与其……不如不……"。
One may as well not know a thing at all as know it but imperfectly.
