Who said "Faith doesn't require proof—that's what makes it faith."?

This quote is attributed to Dax.

Faith doesn't require proof—that's what makes it faith. - Dax

"Faith doesn't require proof—that's what makes it faith."

Dax Faith

"I'm not sure what I'm more afraid of - that I'll never see Jadzia again, or that I will."

"Eight lifetimes of experience, and I'm still learning."

"Being joined changed me in ways I never expected."

"The symbiont remembers, but I have to live with the consequences."

"Faith guides me through difficult times."

"Faith is believing when you can't see."

"You have to believe in something, or you'll fall for anything."

"Faith in God and in each other is what sustains us"