The Kingdom of God is Within You by Leo Tolstoy Chapter 12 Page 218

the hypnotic suggestion which results from it, nothing can destroy the certainty of this simple and clearly defined truth. No external conditions can guarantee our life, which is attended with inevitable sufferings and infallibly terminated by death, and which consequently can have no significance except in the constant accomplishment of what is demanded by the Power which has placed us in life with a sole certain guide — the rational conscience.

That is why that Power cannot require of us what is irrational and impossible: the organization of our temporary external life, the life of society or of the state. That Power demands of us only what is reasonable, certain, and possible: to serve the kingdom of God, that is, to contribute to the establishment of the greatest possible union between all living beings — a