The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: The philosophy of pragmatism goes something like this.

Q: It is not possible for the mind to relate to anything other than ideas.

R: The mind is such that it deals only with ideas.

S: Therefore, it is not correct to think that the mind actually can ponder reality.