Herodotus

One should always look to the end of everything, how it will finally come out. For the god has shown blessedness to many only to overturn them utterly in the end.

It's impossible for someone who is human to have all good things together, just as there is no single country able to provide all good things for itself.

He is the best man who, when making his plans, fears and reflects on everything that can happen to him, but in the moment of action is bold.

The man who has planned badly, if fortune is on his side, may have had a stroke of luck; but his plan was a bad one nonetheless.

Knowledge may give weight, but accomplishments give lustre, and many more people see than weigh.

A man calumniated is doubly injured - first by him who utters the calumny, and then by him who believes it.