N HIS recent provocative monograph Grammar and Usage in Textbooks on English, Professor Pooley has again called attention the legitimacy of such an expression as All students are not industrious, for which grammar prescribes Not all students are industrious. The grammatical argument is, of course, that in the first sentence the meaning really is No students are industrious; but, as Professor Pooley remarks, to express the idea of 'lack of industry' as a characteristic of 'all students' requires an entirely different sentence plan, for 'All students are not industrious' would not convey the idea.1 Professor Pooley then quotes S. A. Leonard the effect that such