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Single Idea 1819

[from 'Lives of Eminent Philosophers' by Diogenes Laertius, in 13. Knowledge Criteria / D. Scepticism / 1. Scepticism ]

Full Idea

Sceptics actually assert two dogmas: that nothing should be defined, and that every argument has an opposite argument.

Gist of Idea

Scepticism has two dogmas: that nothing is definable, and every argument has an opposite argument

Source

Diogenes Laertius (Lives of Eminent Philosophers [c.250], 9.Py.11)

Book Reference

Diogenes Laertius: 'Diogenes Laertius', ed/tr. Yonge,C.D. [Henry G. Bohn 1853], p.418