My friend Cyrus was had directions on his phone but of course he went and got himself killed, so now me and 10,000 of my buddies are stuck in the middle of Nowhere, Persia trying to get back to civilization.
If I were you, I'd negotiate with Artaxerxes. Clearchus has gone over in an embassy to Tissaphernes, who promises to convey us to the Greek cities along the coast. But to tell you the truth, my schizophrenic alter ego, I don't trust Tissaphernes and never have--it was he, after all, who spread slanders about Cyrus' intending to dethrone his brother and caused him to rise up in the first place to defend himself against this injustice. I only pray to lord Apollo that this embassy is fortunate, for the treachery of the Medes is well known to all
Fear not! You have peltasts, don't you? As you wrote yourself, if you have enough peltasts, you can take on the whole world.^1
It is best not to try to engage anyone directly. I myself was only ever involved in one pitched battle, and that against my will, when I was not in supreme command. Instead, I used my troops for ambushes, raids, and attacks on isolated enemy warriors. This is how you can make your peltasts into a force that your enemies will fear like children fear the bogeyman!^2
Lure your pusuers into traps! Make them fear the rustle of every leaf, the fall of every pebble! Then you will march at your leisure, knowing the enemy will run away at the mention of your name!^3
Not an answer, but I hear King Odysseus of Ithaka has the same problem.