Our doubts are traitors, and make us lose the good we oft might win by fearing to attempt.

Our doubts are traitors, and make us lose the good we oft might win by fearing to attempt.

A weak man has doubts before a decision; a strong man has them afterwards.

A weak man has doubts before a decision; a strong man has them afterwards.

Any belief worth having must survive doubt

Any belief worth having must survive doubt

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.

Love and doubt have never been on speaking terms.

Love and doubt have never been on speaking terms.

When in doubt, don't.

When in doubt, don't.

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.

The pragmatist knows that doubt is an art which has to be acquired with difficulty.

The pragmatist knows that doubt is an art which has to be acquired with difficulty.