I am unaware of anyone ... seriously suggesting ... biological features of the region's peoples that might have contributed. Guns, Germs And Steel
“At some time in your life, you probably had someone believe in you when you didn’t believe in yourself.” The 7 Habits Of Highly Effective People
...be tolerant with others and strict with yourself. Remember, nothing belongs to you but your flesh and blood—and nothing else is under your control. Book V
"He who will not economize will have to agonize." The Analects of Confucius
Quotes