In each question, the first and the last sentences of the passage are numbered S1 and S6 respectively. The rest of the passage is split into four parts. These four sentences are jumbled. Read the sentences and identify their correct and logical order.

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S1: Politeness is not a quality possessed by only one nation or race.
P : One may observe that a man of one nation will remove his hat or fold his hands by way of greetings when he meets someone he knows.
Q : A man of another country will not to do so.
R : It is a quality to be found among all peoples and nations in every corner of the earth.
S : Obviously, each person follows the custom of his particular country.
S6: In any case, we should not mock at others habits.
The Proper sequence should be: