If you're a fiction writer, though, I can tell you how to let people talk through you. Listen. Just be quiet, and listen. Let the character talk. Don't censor, don't control. Listen, and write.
Ursula K. Le GuinMy Real Children starts quietly, then suddenly takes you on two roller-coaster rides at once, swooping dizzily through a double panorama and ending in a sort of super Sophie's Choice. A daring tour de force.
Ursula K. Le GuinI'll make my report as if I told a story, for I was taught as a child on my homeworld that Truth is a matter of the imagination.
Ursula K. Le Guin