| Quote #1
"A friend's word is the truth itself. If I think of touching, even with one finger, the son of Anne of Austria, the true King of this realm of France; if I have not the firm intention of prostrating myself before his throne; if, according to my wishes, to-morrow here at Vaux will not be the most glorious day my King ever enjoyed,- may Heaven's lightning blast me where I stand!" (14.104)
Aramis is lying through his teeth. This is not honorable at all.
| Quote #2
"Sire, you would be dishonoring yourself if you were to give such an order."
Invoking honor is a sure-fire way to win an argument.
| Quote #3
"Monseigneur," replied the Gascon, touched by his eloquent and noble tone of grief, "will you- I ask it as a favor- pledge me your word as a man of honor that you will not leave this room?" (19.111)
The word of a man of honor can always be trusted.