You need to understand the batsman, where he plays his shot usually, which is his release shot, and then change the angle, vary the pace, line and length. You cannot always react after being at the receiving end.
Harbhajan SinghYou cannot keep doing the same things. According to the situation, your role changes in one-day cricket, especially in a phase like the Powerplay. If I bowl four spells, four times I will be playing a different role.
Harbhajan Singh