Quotes on Logic

Brevity is the soul of command. Too much talking suggests desperation on the part of the leader. Speak shortly, decisively and to the point–and couch your desires in such natural logic that no one can raise objections. Then move on.

Mathematics consists in proving the most obvious thing in the least obvious way.

If there is a problem you can't solve, then there is an easier problem you can't solve: find it.

Reason means truth and those who are not governed by it_x000D_ take the chance that someday the sunken fact will rip_x000D_ the bottom out of their boat.

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause nor invention without necessity.

[John Brown's] zeal in the cause of freedom was infinitely superior to mine. Mine was as the taper light, his was as the burning sun... I could speak for the slave. John Brown could fight for the slave.

Common sense, however it tries,_x000D_ cannot avoid being surprised from time to time.

The fear of infinity is a form of myopia that destroys the possibility of seeing the actual infinite, even though it in its highest form has created and sustains us, and in its secondary transfinite forms occurs all around us and even inhabits our minds.

Forever I shall be a stranger to myself. In psychology as in logic, there are truths but no truth.

Control of thought is more important for governments that are free and popular than for despotic and military states. The logic is straightforward: a despotic state can control its domestic enemies by force, but as the state loses this weapon, other devices are required to prevent the ignorant masses from interfering with public affairs, which are none of their business… the public are to be observers, not participants, consumers of ideology as well as products.

How dreadful knowledge of the truth can be when there's no help in truth!

I reached in experience the nirvana which is unborn, unrivalled, secure from attachment, undecaying and unstained. This condition is indeed reached by me which is deep, difficult to see, difficult to understand, tranquil, excellent, beyond the reach of mere logic, subtle, and to be realized only by the wise.

Everyone is entitled to his own opinion, but not his own facts.

There is no logic that can be superimposed on the city; people make it, and it is to them, not buildings, that we must fit our plans.

Chess is a unique battlefield for human minds and computers - human intuition, our creativity, fantasy, our logic, versus the brute force of calculation and a very small portion of accumulated knowledge infused by other human beings. So in chess we can compare these two incompatible things and probably make projections into our future. Is there danger that the human mind will be overshadowed by the power of computers, or we can still survive?

Doctor Who has never pretended to be hard science fiction... At best Doctor Who is a fairytale, with fairytale logic about this wonderful man in this big blue box who at the beginning of every story lands somewhere where there is a problem...

Forgotten were the elementary rules of logic, that extraordinary claims require extraordinary evidence and that what can be asserted without evidence can also be dismissed without evidence.

Everything matters. Nothing's important.

Chess is the art which expresses the science of logic.

If two things don't fit, but you believe both of them, thinking that somewhere, hidden, there must be a third thing that connects them, that's credulity.

Summer was here again. Summer, summer, summer. I loved and hated summers. Summers had a logic all their own and they always brought something out in me. Summer was supposed to be about freedom and youth and no school and possibilities and adventure and exploration. Summer was a book of hope. That's why I loved and hated summers. Because they made me want to believe.