Thus conscience does make cowards of us all, And thus the native hue of resolution Is sicklied o’er with the pale cast of thought,

And I was pale, and clear, and evanescent, like the light, and they were dark, and close, and constant, like the shadow.

While Mr. Bush spoke wonkishly of “the code” and “regulatory cost,” Mr. Rubio cast the issue in personal terms, talking about how a tax overhaul would affect “the guy that does my dry cleaning.”

Cash offers a return of virtually zero in many developed countries […].