Chapter 2: Comprehension and extension

Question 1

What are we discussing in this chapter?

Answer 1

the properties of simple apprehension

Question 2

What are the two properties of simple apprehension?

Answer 2

The two properties of simple apprehension are comprehension and extension.

Question 3

Is the concept ‘Man’ Simple or complex?

Answer 3

complex

Question 4

Is the concept of “chair” simple or complex

Answer 4

simple

Question 5

What was the philosopher Pluto’s tongue in cheek definition of man?

Answer 5

a featherless biped

Question 6

Was Plato’s definition correct technically speaking?

Answer 6

Yes

Question 7

What is the problem with Plato’s definition?

Answer 7

It doesn’t tell us many things about human beings that make up his nature or Essence.

Question 8

What is the definition of comprehension?

Answer 8

Comprehension can be defined as the completely articulate sum of the intelligible aspects or elements (or notes) represented by a concept.

Question 9

Define sentient

Answer 9

having senses, such a sight, hearing, etc.

Question 10

Define material

Answer 10

having a body, rather than being purely spiritual

Question 11

Define substance

Answer 11

being something rather than nothing

Question 12

What are the simple Concepts we use to define a complex concept called?

Answer 12

Notes

Question 13

How many notes does the concept animal have?

Answer 13

4

Question 14

Using the idea of comprehension, what is the answer to the question “what is an animal?”

Answer 14

a sentient, living, material substance

Question 15

How many notes does the concept man have?

Answer 15

5

Question 16

Using the idea of comprehension, what is the answer to the question “what is a man?”

Answer 16

rational, sentient, living, material substance

Question 17

What is the diagram invented by the third Century logician Porphyry I called?

Answer 17

The Porphyrian Tree

Question 18

What does Porphyry’s invention help us to do?

Answer 18

It gives us a convenient way to break down a complex concept into the simple Concepts out of which it is made.

Question 19

What is the second of the two properties of simple apprehension we studied in this chapter?

Answer 19

The second of the two properties of simple apprehension we studied in this chapter is the property of extension.

Question 20

What is the answer to the question “what is the extension of the concept of man?”

Answer 20

All the men who have ever lived, who are living now, and who will ever live in the future.

Question 21

What is the answer to the question - “ what is the extension of the concept ‘animal’?”

Answer 21

all the animals who have ever lived, who are living now, and who will live in the future.

Question 22

distinguish between comprehension and extension

Answer 22

Comprehension tells us what the essence of a thing is; extension tells us the things to which that essence applies.

Question 23

Which concept has greater comprehension, ’man’ or ’animal’?

Answer 23

Animal, because that are, have been, and will be more of them.

Question 24

Which concept has greater extension, man or body?

Answer 24

Body

Question 25

Which concept has greater comprehension, man or body?

Answer 25

Man

Question 26

The greater the comprehension a concept has, the ____ extension it has; and the more extension it has, the ____ the comprehension Peter

Answer 26

less

Question 27

Give the comprehension of the concept automobile

Answer 27

an automobile is a non-living material substance

Question 28

give the extension of the concept automobile

Answer 28

all the automobiles that have ever been made, that are now being made, and that ever will be made