| Data | source |
|---|---|
| rejected for a professorship at Oxford which he (and the rest of Europe) had expected him to win; | Howatt, A. P. R., 1984 |
| no experience of school teaching; | Howatt, A. P. R., 1984 |
| Bernard Shaw's character Professor Higgins in the play 'Pygmalion' based on Sweet; | Pennycook, A., 1994 |