However much we may feel for the misery of someone close to us, we always act with some artificiality in their presence. We hold-back from telling them everything we think, often because we do not genuinely mean what we say; or because we take a pleasure in their plight, thankful that we are not affected.
There are highly gifted spirits who are always infertile simply because, owing to a weakness in temperament, they are too impatient to wait out their pregnancy to term.
For the purpose of knowledge we must know how to make use of the inward current which draws us towards a thing, and also of the current which after a time draws us away from it.
Or shall I go out as a light does, not first blown out by the wind, but grown tired and weary of itself - a burnt out light? Or finally, shall I blow myself out, so as not to burn out?
We believe that we know something about the things themselves when we speak of trees, colors, snow, and flowers; and yet we possess nothing but metaphors for things - metaphors which correspond in no way to the original entities.
People buy their necessities in shops and have to pay dearly for them because they have to assist in paying for what is also on sale there but only rarely finds purchasers: the luxury and amusement goods. So it is that luxury continually imposes a tax on the simple people who have to do without it.
But it is the same with man as with the tree. The more he seeketh to rise into the height and light, the more vigorously do his roots struggle earthward, downward, into the dark and deep — into the evil.
When one speaks of humanity, the idea is fundamental that this is something which separates and distinguishes man from nature. In reality, however, there is no such separation: "natural" qualities and those called truly "human" are inseparably grown together. Man, in his highest and noblest capacities, is wholly nature and embodies its uncanny dual character. Those of his abilities which are terrifying and considered inhuman may even be the fertile soil out of which alone all humanity can grow in impulse, deed, and work.