S1:	For some time in his youth Abraham Lincoln was manager for a shop.
P :	Then a chance Customer would come.
Q :	Young Lincoln way of keeping shop was entirely unlike anyone else's
R :	Lincoln would jump up and attend to his needs and then revert to his reading.
S :	He used to lie full length on the counter of the shop eagerly reading a book.
S6:	Never before had Lincoln had so much time for reading as had then.

The Proper sequence should be: