Proverbaro Esperanta ("Esperanto Proverbs") is a book of proverbs in Esperanto. It was arranged by L. L. Zamenhof according to a book of his father Mark Zamenhof (Frazeologio Russian-Polish-French-German). It contains 2630 proverbs.The first edition was published in 1910. There are also editions of 1925, 1961 (Stafeto), 1974 (Stafeto) and 1990 (published in China). Source: Wikipedia (en)