Full Idea
If one does not hope, one will not find the unhoped-for, since there is no trail leading to it and no path.
Gist of Idea
If one does not hope, one will not find the unhoped-for, since nothing leads to it
Source
Heraclitus (fragments/reports [c.500 BCE], B018), quoted by Clement - Miscellanies 2.17.4
Book Reference
'Ancilla to the Pre-Socratic Philosophers', ed/tr. Freeman,Kathleen [Harvard 1957], p.26
A Reaction
The best remark about hope I have ever encountered. Usually they are empty platitudes.