What is the basic principle of my system? It is, Learn by Thinking. What is Attention? It is the will directing the activity of the intellect into some particular channel and keeping it there. It is the opposite of mind-wandering. What is thinking? It consists in finding relations between the objects of thought with an immediate awareness of those

what we all require in such cases is to compel the Intellect to stay with the Senses, and follow the printed train of thought.

Being nearly alike in meaning, we call them a case of Synonymous Inclusion,

This is the Second Stage of the Memory—the revival of the previous experience—the recall to consciousness of the First Impression.

And in all your first attempts in reading a technical work, make out an Abstract of each chapter in writing, and then deal only with this Abstract.

Simple Inclusion embraces cases not found in either of the foregoing classes, but where there is something in common between the pairs, as (Church, Temple.)

CONTRAST.—When unconnected ideas have to be united in the memory so that hereafter one will recall the other, the teachers of other Memory Systems say: “What can I invent to tie them together—what story can I contrive—what foreign extraneous matter can I introduce—what mental picture can I imagine, no matter how unnatural or false the juxtaposition

EXCLUSION means Antithesis. One word excludes the other, or both words relate to one and the same thing, but occupy opposite positions in regard to it, as (Riches, Poverty.)

CONCURRENCE is the sequence or co-existence of impressions or ideas that have been either accidentally or causally together.—It is either the accidental conjunction of experiences or the operation of cause and effect; since even in the latter case, it is merely the sensuous facts of immediate succession that we know about, as (Gravitation, Newton,