Again haste makes waste. We are not machines. We can't rush through things mechanically. If we do, we might forget something; we might take shortcuts. By taking our time, we can do a chore carefully, completely, and correctly.
In the contemporary world where, everything is happening so fast most of us rush badly to get his or her things done faster. This is very true in some cases but in today's world all the things seem to be moving fast. So one has to be fast to get into the competition, though it doesn’t mean that you should become impatient and do the things hastily and just mess it up