"One of the best plans for life is not a plan to succeed, but a plan to strengthen one's weaknesses to prevent failure."
Rosalyn M. Lampkin
The reason why I think this line is unique:
People have a tendency to set high goals for themselves without realizing the potential negative consequences if they don't acheive the goal they set. If they focus on the weak areas, the plan to succeed will be achieved.
Contest "My Unique Line" by Poet Destroyer~ A