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.

Faith keeps many doubts in her pay. If I could not doubt, I should not believe.

Faith keeps many doubts in her pay. If I could not doubt, I should not believe.

The whole problem with the world is that fools and fanatics are always so certain of themselves, but wiser people read more

The whole problem with the world is that fools and fanatics are always so certain of themselves, but wiser people s ofull of doubts.

Doubt is uncomfortable, certainty is ridiculous.

Doubt is uncomfortable, certainty is ridiculous.

I believe in human dignity as the source of national purpose, human liberty as the source of national action, the read more

I believe in human dignity as the source of national purpose, human liberty as the source of national action, the human heart as the source of national compassion, and in the human mind as the source of our invention and our ideas

Any belief worth having must survive doubt

Any belief worth having must survive doubt

Modest doubt is called the beacon of the wise.

Modest doubt is called the beacon of the wise.

The road to perseverance lies by doubt.

The road to perseverance lies by doubt.

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.