And above all things the young and the ignorant are to be instructed, the former by a regular gradation or ladder of parish or elementary schools, secondary schools and universities.
The fact which ordinary thought ignores, and of which ordinary logic therefore provides no account, is the presence of gradation and continuity in the world.
Robinet, in his treatise De la nature, worked out the same conception of a gradation in organic existence, connecting this with a general view of nature as a progress from the lowest inorganic forms of matter up to man.
He does not accept the universal voluntarism of Schopenhauer and Hartmann, but believes in individual wills, and a gradation of wills, in the organic world.
The title of Knight Harbinger was taken from an office no longer existing in the Royal Household, and a regular gradation was instituted for the honorific titles and decorations assigned to members.
We find a division of social ranks which reminds us of the threefold gradation of Lower Germany (edelings, frilings, lazzen - eorls, ceorls, laets), and not of the twofold Frankish one (ingenui Franci, Romani), nor of the minute differentiation of the Upper Germans and Lombards.
They occupy, in fact, an intermediate stage of de gradation between the comparatively well-to-do tribes in the tributary states (the stronghold and home of the race), and the Pans, Bauris, Kandras and other semi-aboriginal peoples on the lowlands, who rank as the basest castes of the Hindu community.
Actually not even in the most regular of feudal countries, like England or Germany, was there any fixed gradation of rank, titles or size.
The accurate investigation of the lowest forms of animal life, commenced by Leeuwenhoek and Swammerdam, and continued by the remarkable labours of Reaumur, Abraham Trembley, Bonnet, and a host of other observers in the latter part of the 17th and the first half of the 18th centuries, drew the attention of biologists to the gradation in the complexity of organization which is presented by living beings, and culminated in the doctrine of the echelle des titres, so powerfully and clearly stated by Bonnet, and, before him, adumbrated by Locke and by Leibnitz.
The thecae uniserial (monoprionidian) - t here is a gradation from earlier groups with many branches to later groups with only two; and from species in which all the branches and' their thecae are directed downwards, through species in which the branches become bent back more and more outwards and upwards, until in some the terminal thecae open almost vertically.