Doubt is his real enemy, Joe, not whatever’s lurking out there.
There’s no better way to overpower a trickle of doubt than with a flood of naked truth.
It’s easy to use doubt as a crutch, but doubt is the first step toward surrender to the Dark.
In science, there must always be some doubt.
In a hypnotic state, unburdened by doubt and fear, we can accomplish the impossible.
Doubt is fire. And fire is gonna burn you up until you are but ash.
The more you doubt it, the more marvelous the miracle.
Suspicion is, unfortunately, a tool of my trade.
I doubt everything all the time, all right? It’s the only way to live.
Facing doubts or fears is the first step in courage.
Doubting is easy, because doubting costs you nothing.