The Thinking Behind The Tweet

'Strike while the iron is hot'...we all know that means we must take advantage of opportunities before they vanish. 'Carpe diem', 'Seize the day', etc. Good advice. But how do we truly and accurately know theiron is hot? The few Blacksmiths who are still working have an advantage over other business people. When hot, their irons glow with heat and that glow provides to them clear and accurate visual cues. TheSituations at hand contain vivid visual cues for the Blacksmiths. But - how do you know when your irons are hot?