Deep doubts, deep wisdom; small doubts, little wisdom.

Deep doubts, deep wisdom; small doubts, little wisdom.

In all affairs it's a healthy thing now and then to hang a question mark on the things you have read more

In all affairs it's a healthy thing now and then to hang a question mark on the things you have long taken for granted.

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

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

I kept on digging the hole deeper and deeper looking for the
treasure chest until I finally lifted my read more

I kept on digging the hole deeper and deeper looking for the
treasure chest until I finally lifted my head, looked up and
realized that I had dug my own grave.

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.

Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.

Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.

When in doubt, win the trick.

When in doubt, win the trick.

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.

I respect faith, but doubt is what gets you an education.

I respect faith, but doubt is what gets you an education.