Lecture

 1 I  |     example of what we want to understand by the words forces or powers.~ ~
 2 I  |      blue.~ ~I want you now to understand the nature of the most simple
 3 I  |        I must make you clearly understand that all bodies are attracted
 4 I  |       by-and-by.~I want you to understand that this property of gravitation
 5 II |      Now I want you clearly to understand what this law is. They say (
 6 II |      jumble of words until you understand them; but I think we shall
 7 II | rhomboids.~ ~Now I want you to understand a little more how this is,
 8 II |       first, so that you might understand how glass attracts light,
 9 II |      colors. Now I want you to understand that this piece of glass [
10 III|    heat; and I want you now to understand that this force of heat
11 III|        I would not wish you to understand that this globe is entirely
12 III|  colorless vapor; for you must understand this about vapors, that
13 III|        You see we have come to understand that, if we take water as
14 IV |      we shall find it.~You now understand that we can have particles
15 IV |   charcoal in oxygen? You must understand that each of these little
16 V  |       word Magnetism, you will understand that it is to express this
17 V  |      end of the mass. You will understand all this in a little while;
18 V  |       most essential for us to understand. Let us see in what manner
19 V  |       metal, and you will soon understand how it is that the glass
20 V  | construction, you could easily understand that we use glass legs because
21 VI |        I show them to make you understand that we are about to enter