C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.

Silius Italicus

Adversity tries men, and virtue strives for glory through adverse circumstances, undeterred by hard obstacles.

Away with delay; the chance of great fortune is short-lived.

Brave men ought not to be cast down by adversity.

It is noble and so regarded both among nations and individuals to keep faith in adversity.

The wheel of time rolls downward through various changes.