Authors:

...knowing the secret of happiness to be freedom, and the secret of freedom a brave heart, not idly to stand aside from the enemy's onset.

Thucydides, Sir Richard Winn Livingstone (1960). “The History of the Peloponnesian War”, Oxford University Press, USA
...knowing the secret of happiness to be freedom, and the secret of freedom a brave heart, not idly to stand aside from the enemy's onset.