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: Moncure Conway devoted his life to two great objects freedom of thought, and freedom of the individual.
P : They threaten both kinds of freedom.
Q : But something also has been lost.
R : There are now dangers, somewhat different in form from those of the past ages.
S : In regard to both these objects, something has been gained since his time.
S6: Unless a vigorous and vigilant public opinion can be aroused in defence of them, there will be much less of both a hundred years hence then there is now.
The Proper sequence should be: