“I understand that in our work - doesn't matter whether it's acting or writing ." Uncle Vanya

What is that the inherence of which, will render the body alive? [The soul.] ...Then whatever the soul possesses, to that she comes bearing life? ...And is there an opposite to life? [Death.] Then the soul, as she has been acknowledged, will never receive the opposite of what she brings. ...And what do we call the principle which does not admit of death? [The immortal.] And does the soul admit of death? [No.] Then the soul is immortal? [Yes.] The Trials Of Socrates

This one is particularly beautiful and profound, straight from the heart. When I first read it, I loved the fact that he needs solitude and time to think about Milena, but then when I read it the second time, something else struck me: when he says his office job is boring, his flat is stupid, but he feels he must not complain about his everyday reality because Milena is part of it too, and the gratefulness he feels for that: this moment which belongs to you: Letters To Milena

A suitable starting point from which to compare historical developments on the different continents is around 11,000 B.C. Guns, Germs And Steel