Who said "Believe me, you do not want to know what I saw down there."?

This quote is attributed to Indy.

Believe me, you do not want to know what I saw down there. - Indy

"Believe me, you do not want to know what I saw down there."

Indy Fear

"It's not the years, honey, it's the mileage."

"Fortune and glory, kid."

"Snakes. Why'd it have to be snakes?"

"That's how we archaeologists tell time."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."