To be possessed of a vigorous mind is not enough; the prime requisite is rightly to apply it.
Cogito ergo sum
Found in 1 providers: grok
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"The greatest good is the knowledge of truth."
Shocking"The custom of believing what others believe, and of doing what others do, is the most powerful obstacle to the discovery of truth."
Strange & Unusual"The perception of the understanding is sometimes obscure and confused, while that of the will is always clear and distinct."
Controversial"I suppose therefore that all the things I see are false imaginations; I believe that nothing ever existed of all that my fallacious memory represents to me."
Strange & Unusual"I suppose therefore that all I see is false. I believe that none of what my deceptive memory represents to me ever existed."
Shocking