In the following items, each passage consists of six sentences. The first sentence (S1) and the final sentence (S6) are given. The middle four sentences in each have been removed and jumbled up. These are labelled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark accordingly on the Answer Sheet. 

S1: Our age is the age of the specialist. 
P: Modern specialization had led to the fragmentation of knowledge.
Q: Each one knows more and more about less and less. 
R: We should not only be specialists but also have a sense of the meaning of life and of social responsibility. 
S: We concentrate on some narrow field and forget the larger context in which we can see the meaning of our own specialization.  
S6: We have to reckon with the spirit of science, understand its limitations and an outlook which is consistent with its findings.