It isn't that they can't see the solution. It's that they can't see the problem. They can't see the problem if they are looking in the wrong place. They can't see the problem if they have blinders on - for 'none are so blind as those that will not see'.
Saying this, he turned his head toward the window as if he were trying to solve the problems of human existence by concentrating on the beauty of the universe.
A problem is something you can do something about. If you can't do something about it, then it's not a problem, it's a predicament. That means it's something that must be coped with, endured.
I wouldn't want to manufacture cigarettes. But if I owned - we do own Costco. Do they sell them? Yes. So I don't have a problem owning stock in that. But I just wouldn't want to - I wouldn't want to do it myself. I basically think, if anything is sufficiently antisocial, society should do something about it. But that's a separate question. But - and I don't think there's any company that I have seen that's 100 percent pure.