It means “Listen, [’Hwaet’ becomes the modern English word ‘what’ and is pronounced very much like it] knowledge [’lore’] is the greatest [’most’] treasure [’hoard’], truly!”
279 posted on 02/23/2015 6:31:29 PM PST by Charles H. (The_r0nin)
(Hwaet! Lar bith maest hord, sothlice!)