The 'kingdom of Heaven' is a condition of the heart - not something that comes 'upon the earth' or 'after death.'

[Heraclitus had] the highest form of pride [stemming] from a certainty of belief in the truth as grasped by himself alone. He brings this form, by its excessive development, into a sublime pathos by involuntary identification of himself with his truth.

The tragedy is that we cannot believe the dogmas of religion and metaphysics if we have the strict methods of truth in heart and head, but on the other hand, we have become through the development of humanity so tenderly suffering that we need the highest kind of means of salvation and consolation: whence arises the danger that man may bleed to death through the truth that he realises.

Some die too young, some die too old; the precept sounds strange, but die at the right age.

Marriage: that I call the will of two to create the one who is more than those who created it.

A man who whinnies with noisy laughter, surpasses all the animals in vulgarity.

When we dream about those who are long since forgotten or dead, it is a sign that we have undergone a radical transformation and that the ground on which we live has been completely dug up: then the dead rise up, and our antiquity becomes modernity.