I'm afraid that it's not possible to design a defense against every conceivable threat that you can think of.
Interpretation
It's impossible to prepare for every potential threat conceivable in any defense strategy.
This quote by Steven Weinberg emphasizes the inherent limitations in designing defenses against an array of potential threats. It acknowledges that no system can be entirely foolproof or cover every conceivable scenario, suggesting that uncertainty and unpredictability are fundamental aspects of life and security that we must accept.
In practice
In a cybersecurity conference, one might use this quote to discuss the limitations of security systems.
It was one time when people thought the value of the fine structure constant was important. Now of course it's still important, of course, as a practical matter,but we now know that the value it has is a function, that in any fundamental theory you derive the fine structure constant as a function of all sorts of mass ratios and so on and it's not really that fundamental.
Americans swept away the instruments of English hereditary inequality - entails and titles of nobility - even before we had a constitution.
It's very difficult to convince other countries that they shouldn't pursue nuclear weapons programs if we ourselves are actively developing a component of a strategic defense system.
[Science] is corrosive of religious belief, and it's a good thing too.
With or without religion, you would have good people doing good things and evil people doing evil things. But for good people to do evil things, that takes religion.
I'm offended by the kind of smarmy religiosity that's all around us, perhaps more in America than in Europe, and not really that harmful because it's not really that intense or even that serious, but just... you know after a while you get tired of hearing clergymen giving the invocation at various public celebrations and you feel, haven't we outgrown all this? Do we have to listen to this?
Geometry existed before the creation. It is co-eternal with the mind of God...Geometry provided God with a model for the Creation.
There is no example of someone reading their scripture and saying, 'I have a prediction about the world that no one knows yet, because this gave me insight. Let's go test that prediction,' and have the prediction be correct.
To promote the healing response, you must get past all the grosser levels of the body - cells, tissues, organs and systems -- and arrive at a junction point between mind and matter, the point where consciousness actually starts to have an effect.
What are the chances that we will one day discover that DNA has absolutely nothing to do with inheritance? They are effectively zero.
There is enough information capacity in a single human cell to store the Encyclopedia Britannica, all 30 volumes of it, three or four times over.
Water is commonly regarded as the 'solvent of life,' since our bodies are 70% water. All other vertebrates, invertebrates, microbes, and plants are also primarily water. The organization of water within biological compartments is fundamental to life, and the aquaporins serve as the plumbing systems for cells.
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