To have doubted one's own first principles, is the mark of a civilized man.

To have doubted one's own first principles, is the mark of a civilized man.

Fain would I but dare not; I dare, and yet I may not;
I may, although I care not read more

Fain would I but dare not; I dare, and yet I may not;
I may, although I care not for pleasure when I play not.

Doubt is the beginning not the end of wisdom

Doubt is the beginning not the end of wisdom

The wound of peace is surety,
Surety secure; but modest doubt is called
The beacon of the read more

The wound of peace is surety,
Surety secure; but modest doubt is called
The beacon of the wise, the tent that searches
To th' bottom of the worst.

Any belief worth having must survive doubt

Any belief worth having must survive doubt

Just think of the tragedy of teaching children not to doubt.

Just think of the tragedy of teaching children not to doubt.

Make me to see't; or at the least so prove it
That the probation bear no hinge nor loop
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Make me to see't; or at the least so prove it
That the probation bear no hinge nor loop
To hang a doubt on--or woe upon thy life!

Doubt is part of all religion. All the religious thinkers were doubters.

Doubt is part of all religion. All the religious thinkers were doubters.

Fanaticism is . . . overcompensation for doubt.

Fanaticism is . . . overcompensation for doubt.