“When fear has seized upon the mind, man fears that only which he first began to fear.”
IV, 16, 17.
Historiarum Alexandri Magni Macedonis Libri Qui Supersunt, Book IV
Original
Ubi intravit animos pavor, id solum metuunt, quod primum formidare cœperunt.
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Quintus Curtius Rufus 21
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