Kraft

Japanese: Kraft

…Such natural forces do not always take on an expressed form, but rather lie hidden as potential forces. The alchemical, astrological, and magical views of nature that originated in Renaissance Neoplatonism were more or less shared by those who are called “modern scientists” except for Descartes, and the lineage of ideas on “universal gravitation” from Kepler to Newton also belong to this tradition, and the concept of “force Kraft” that appears in German Romanticism and natural philosophy after Goethe also belongs to the same stream. This “Kraft” is also the prototype of the scientific concept of “energy,” which is always kept constant in natural things, even if its expression is diverse. …

From [Hats]

…Egyptian headgear, made of gems, precious stones, gold, etc., was a symbol of royal and noble authority and had magical significance. The linen kraft (headscarf) was a headgear worn by all, along with wigs, which were breathable and protected from the heat. The lower classes wore tight-fitting hemispherical hats made of felt or leather. …

*Some of the terminology explanations that mention "Kraft" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そうした自然力は，必ずしもつねに表現型をとるわけではなく，むしろ潜在力として〈隠れてoccult〉いる。ルネサンス期の新プラトン主義に由来する錬金術的，占星術的，魔術的自然観は，デカルトを除く〈近代科学者〉といわれる人々にも多かれ少なかれ共有されたが，ケプラーからニュートンにいたる〈万有引力〉の着想の系譜もその伝統に属するし，さらに，ゲーテ以降のドイツ･ロマン主義や，自然哲学のなかに登場する〈力Kraft〉という概念も，同じ流れにある。この〈Kraft〉が，表現型としては多様であれ，自然の事物のなかにつねに一定に保たれる〈エネルギー〉という科学的概念の原型でもある。…