Just as a line drawn on water with a stick will quickly vanish and will not last long; even so, brahmins, is human life like a line drawn on water. It is short, limited, and brief; it is full of suffering. One should do good and live a pure life; for none who is born can escape death.
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.
Of the good in you I can speak, but not of the evil. For what is evil but good tortured by its own hunger and thirst? Verily when good is hungry it seeks food even in dark caves, and when it thirsts it drinks even of dead waters.
The best way to prove the clearness of our mind, is by showing its faults; as when a stream discovers the dirt at the bottom, it convinces us of the transparency and purity of the water.
Even a vortex is a vortex in something. You can't have a whirlpool without water; and you can't have a vortex without gas, or molecules or atoms or ions or electrons or something, not nothing.