It is not who is right, but what is right, that is of importance.
History warns us that it is the customary fate of new truths to begin as heresies and to end as superstitions.
Sit down before fact as a little child, be prepared to give up every conceived notion, follow humbly wherever and whatever abysses nature leads, or you will learn nothing.
The most considerable difference I note among men is not in their readiness to fall into error, but in their readiness to acknowledge these inevitable lapses.
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