Herodotus

"Great deeds are usually wrought at great risks."

"Of all men's miseries the bitterest is this: to know so much and to have control over nothing."

"Men trust their ears less than their eyes." - Histories

"In peace sons bury fathers, but war violates the order of nature, and fathers bury sons." - Histories

"These 'messengers' will not be hindered from accomplishing at their best speed the distance which they have to go, either by snow, or rain, or heat, or by the darkness of night." - Histories