To insert current date, simply enter =TODAY() in the cell where you want it. Since all the dates and times are stored as numbers in Excel, make sure that the cell is formatted to display the result of the TODAY function in the date format. To do this: Right-click on the cell and select format cell.
This phrase comes from In Memoriam by Alfred, Lord Tennyson. The full phrase is Nature red in tooth and claw = untamed nature which is inherently violent. Who trusted God was love indeed And love Creation's final law Tho' Nature, red in tooth and claw With ravine, shriek'd against his creed
(in certain animals) a tooth developed to great length, usually one of a pair, as in the elephant, walrus, and wild boar, but singly in the narwhal. 2. a long, pointed, or protruding tooth. 3. a projection resembling the tusk of an animal.