...You have knowledge, and I have skill, and between us we have..."
"We have the Ring of Erreth-Akbe."
"Yes, that. But I thought also of another thing between us. Call it trust... That is one of its names. It is a very great thing. Though each of us alone is weak, having that we are strong, stronger than the Powers of the Dark.

Autor: Ursula K. Le Guin