[Footnote 3:]

Diogenes Laertius, Bk. viii.

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[Footnote 4:]

The paths of Virtue must be reached by toil,
Arduous and long, and on a rugged soil,
Thorny the gate, but when the top you gain,
Fair is the future and the prospect plain.

Works and Days

, Bk. i. (

Cooke's Translation

).

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