Quotes of All Topics . Occasions . Authors
We never know what we are talking about.
A fist is more than the sum of its fingers.
A painting is more than the sum of its parts
The world is more than the sum of its suffering.
There are three kinds of people: those who can count, and those who cannot.
Errors using inadequate data are much less than those using no data at all.
Only mathematics and mathematical logic can say as little as the physicist means to say.
Much of what I make is geometric, and has a kind of almost mathematical logic to the form.
Here at Wisconsin we didn't get an undergraduate course in mathematical logic until the '60s.
As for everything else, so for a mathematical theory: beauty can be perceived but not explained.
I am allowed to use plain English because everybody knows that I could use mathematical logic if I chose.
I think part of the appeal of mathematical logic is that the formulas look mysterious - you write backward Es!
Contrariwise, if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic.
The fact that all Mathematics is Symbolic Logic is one of the greatest discoveries of our age; and when this fact has been established, the remainder of the principles of mathematics consists of the analysis of Symbolic Logic itself.
Russell's books should be bound in two colours, those dealing with mathematical logic in red - and all students of philosophy should read them; those dealing with ethics and politics in blue - and no one should be allowed to read them.
What seems certain is that Pythagoras developed the idea of mathematical logic. He realized that numbers exist independently of the tangible world and therefore their study was untainted by inaccuracies of perception. This meant he could discover truths which were independent of opinion of prejudice and which were more absolute than any previous knowledge.