Doubt everything at least once, even the sentence "Two times two is four. "
Yes, I was scared, it was like stage fright, but I worked through it. If you've gotten to the door, you shouldn't doubt you can open it.
But yet creation's neither crammed nor blocked About by body: there's in things a void- Which to have known will serve thee many a turn, Nor will not leave thee wandering in doubt, Forever searching in the sum of all, And losing faith in these pronouncements mine.
No one, I hope, can doubt my wish to see. . . all mankind exercising self-government, and capable of exercising it. But the question is not what we wish, but what is practicable.
A little doubt is better than total credulity
Even if you aren't in doubt, consider the mental welfare of the person who has to maintain the code after you, and who will probably put parens in the wrong place.
If the perpetrators of the World Trade Center plane crashes had a nuclear weapon, there's no doubt in my mind but that they would've detonated it in New York.
The arrogance of poets is only a defense; doubt gnaws the greatest among them; they need our testimony to escape despair.
When in doubt, shoot the wizard.
Everyone has the right to doubt everything as often as he pleases and the duty to do it at least once. No way of looking at things is too sacred to be reconsidered. No way of doing things is beyond improvement.
Doubt is poison. It leads to a loss of faith in yourself, and in all that's good and true.
When in doubt, ignore and be horribly unimpressed
It was not my intention to doubt that, the Doctrines of the Illuminati, and principles of Jacobinism had not spread in the United States. On the contrary, no one is more truly satisfied of this fact than I am.
There's no doubt that [tax cuts] act as a stimulus. How could they not, in a sense? You're giving cash back to households.
She was a terrible mother, there was no doubt about it, but she didn't even have the strength to feel guilty.
In case of doubt, push on just a little further and then keep on pushing.
The possession of great powers no doubt carries with it a comtempt for mere external show
When in doubt, go to the library.
That bad letters of every kind arise from want of the habit of thinking, I cannot doubt.
I have referred to [Rabbi Shlomo ben Isaac] on occasion, but I doubt that you will find his name in any of my indices. In my view, he is important in the history of interpretation; and that is a subject I have not approached directly.