More from Rutherford B. Hayes
- Diary (13 July 1879)
- Diary (16 February 1890)
- Diary (11 August 1890)
More about knowledge
- ?UnattributedOften credited to Albert Einstein
Socrates470–399 BCII: xxxi. Original Greek: ἓν μόνον ἀγαθὸν εἶναι, τὴν ἐπιστήμην, καὶ ἓν μόνον κακόν, τὴν ἀμαθίαν

