So I think all of those require that we try on both sides a little harder to understand where the other side is, and more importantly, to understand where we all agree.
Computers keep getting faster and more sophisticated, enabling more data to be processed and analyzed, but every time a network gets larger or a processor smarter, it becomes harder to understand what it's doing, and more difficult and expensive to manage.
"They can understand the game, but it's harder for them to understand the world of this game, " he says.
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The challenge now is to find money mangers that have the right set of skills to achieve superior returns in an investment arena that keeps getting harder, not easier, to understand.
So it has been harder than it should have been to understand the honeybee.
Much of its code is simply camouflage -- 3, 000 lines of programming that make it hard to understand and even harder for an enemy team of coders or even hackers in the civilian population to copy and use themselves.
Economists need to reach out from their specialised silos: macroeconomists must understand finance, and finance professors need to think harder about the context within which markets work.
But I think it's important to understand that the closer we get, the harder the opposition will fight and the more we'll hear from those whose interest or ideology run counter to the much needed action that we're engaged in.
"It may be difficult for people to understand, but being denounced repeatedly - it is harder than you think, " he adds.
What we all know as veterans of Washington and understand how cycles work, it gets a lot harder to do hard things in an election year, right?
We tease meteorologists about being wrong when they can't predict the weather to the exact detail, but their job is much harder than most people understand.
However, profiting from the mispricing of risk in multiple-currency financial derivatives, or from the fact that a particular supermarket chains are undervalued, are harder for people outside the enclaves of Wall Street or the City of London to understand.
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Instead of trying to understand why hospice is growing in popularity, Medicare is instead making it harder to enroll.
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