it is true that the capitity of tub is determined by the shortest board.meanwhile ,i think that it could be applied to our study as well.
to enhance our ability,we are supposed to focus on our drawbacks,for losing the balance of development only do harm to our future life.in that case,making efforts to overcome our shortcomings is even more beneficial to polish ourselves.
briefly,only when our "shortest board" is dealt with well,can we become an overall person.