
Eric Greitens: How To Became A Resilient Leader https://www.forbes.com/sites/danschawbel/2015/03/10/eric-greitens-how-to-became-a-resilient-leader/#1ee8d8762e54 (March 10, 2015)
Eric Greitens: How To Became A Resilient Leader https://www.forbes.com/sites/danschawbel/2015/03/10/eric-greitens-how-to-became-a-resilient-leader/#1ee8d8762e54 (March 10, 2015)
Source: Tribe: On Homecoming and Belonging
“Break, break the walls between the peoples.”
Vivo de Zamenhof http://www.gutenberg.org/etext/26359 (The life of Zamenhof), Biography by w:Edmond Privat, published in 1920
Stobaeus, iv. 29a. 19
Quoted by Stobaeus