As muddy water is best cleared by leaving it alone, it could be argued that those who sit quietly and do nothing are making one of the best possible contributions to a world in turmoil.
There is no room for the impurities of literature in an essay.... the essay must be pure--pure like water or pure like wine, but pure from dullness, deadness, and deposits of extraneous matter.
Of course, you can’t force your mind to be silent. That would be like trying to smooth ripples in water with a flatiron. Water becomes clear and calm only when left alone.