On Nov. 27 — Thanksgiving Day — the Editorial Board would like to turn over our space to the readers.With financial markets in meltdown, major companies seeking government assistance, a two-front war and growing unemployment, it is easy to be gloomy. That is exactly the climate Thanksgiving Day exists to counteract.Encyclopedia Smithsonian reminds us that the event to which we trace our traditional celebration occurred on June 30, 1623, when the Pilgrims at Plymouth Plantation, Mass., held a day of thanksgiving."As a drought was destroying their crops, colonists prayed and fasted…