The hardest part of being an ambitious president at a moment of crisis and opportunity is contriving not to overshoot.
by Jonathan Rauch, National Journal Magazine, 3-28-09
….Well, Obama did campaign on “change.” And it is natural for a politician to press every advantage and make use of every opportunity. But the presidency is surrounded by what the historian Gil Troy has called invisible trip wires. Step beyond them, and you get zapped. Maybe not right away, but soon enough….