Although nature commences with reason and ends in experience it is necessary for us to do the opposite, that is to commence with experience and from this to proceed to investigate the reason
Experience is a hard teacher because she gives the test first, the lesson afterward. And in the end, it's not the years in your life that count. It's the life in your years
On Destiny: "Our destiny exercises its influence over us even when, as yet, we have not learned its nature: it is our future that lays down the law of our today."
Human, All Too Human