A synthesis of the known in the field provides even now a means of understanding and control of the perplexities of human nature and life that are like a vista seen from a mountain top after the lifting of a fog.

The possibility of such extension or synthesis in mathematics depends on the fact that spatial concepts can always be presented or "constructed" in intuition.

Quinoline, the first member of the higher series, had been made synthetically by several chemists, but by expensive and involved methods, when Skraup, in 1881, effected its synthesis from nitrobenzol and glycerin, or still better, a mixture of nitrobenzol and aniline with glycerin.

A synthesis between these two groups is latent, since their differences are those of horizon merely.

It is because M. Zola, profound analyst and charming narrator, even more forcibly than Musset breaks the æsthetic synthesis by the absence of morality in his writings.

] with an express doctrine of 'synechism' or continuity, the two doctrines merging into the higher synthesis on which he bestows the name of 'agapasticism (loc. cit., iii, 188), which means exactly the same thing as Bergson's 'évolution créatrice.'

This combines in the soul of the earth with the consciousness of the vegetable kingdom, which in turn contributes its share of experience to that of the whole solar system, and so on from synthesis to synthesis and height to height, till an absolutely universal consciousness is reached.