The doubt of an earnest, thoughtful, patient and laborious mind is worthy of respect. In such doubt may be found indeed more faith than in half the creeds.

As memory may be a paradise from which we cannot be driven, it may also be a hell from which we cannot escape.

Your faith is what you believe, not what you know.

As memory may be a paradise from which we cannot be driven, it may also be a hell from which we cannot escape. - Aphorisms and Reflections.

The doubt of an earnest, thoughtful, patient and laborious mind is worthy of respect. In such doubt may be found indeed more faith than in half the creeds. - Means and Ends of Education.

The highest courage is to dare to appear to be what one is.