Da Vinci Lesson Leonardo da Vinci wrote, that the virtue of gratidude is said to be better developed in hoopooes than in humans. When hoopooes see their parents grow old, they make a nest for them, feed them and with their beaks they pull out old and shabby feathers, since they well know the benefits of life and food they have received from their parents. Could Leonardo observe this bird accurately, or most probably it was only fatherly…
Ein freier, unabhängiger und überparteilicher Zusammenschluss schriftstellerisch tätiger Ärzte und Ärztinnen und Angehöriger weiterer Heilberufe.