Forthi scholde every good man knowe

And thenke, hou that in mariage

His trouthe plight lith in morgage,

Which if he breke, it is falshode,

And that descordeth to manhode, 4230

And namely toward the grete,

Wherof the bokes alle trete;

So as the Philosophre techeth

To Alisandre, and him betecheth

The lore hou that he schal mesure