He who has a firm and stable mind will find that in all conditions of life he can be master of himself.
Cogito ergo sum
Attributed, though exact source is debated
Unknown
Found in 1 providers: grok
Cross Reference
1 source
"I can easily conceive that there is nothing in the world, that there is no heaven, no earth, no minds, no bodies; is it not then likewise true that I do not exist?"
Controversial"The light of natural reason is sufficient to distinguish the true from the false."
Shocking"It is not enough to apply our mind to things, but we must also apply it to ourselves."
Strange & Unusual"Common sense is the most widely shared commodity in the world, for every man is convinced that he is well supplied with it."
Strange & Unusual"To be able to live without fear, without anxiety, without sadness, and without any other passion which could disturb the tranquillity of the soul."
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