If you give number to each alphabet from A to Z for example A=1, B=2, C=3 and so on, then you will know that Discipline is cent percent accurate for leading a happy and contended life:-
You can calculate yourself as follows:-
D = 4
I = 9
S = 19
C = 3
I = 9
P = 16
L = 12
I = 9
N = 14
E = 5
Total = 100