A person with a clear purpose will make progress, even on the roughest road. A person with no purpose will make no progress, even on the smoothest road. Thomas Carlyle
The desire to sacrifice an entire lifetime to the noblest of ideals serves no purpose if one works alone. Che Guevara
Let there be no purpose in friendship save the deepening of the spirit. Kahlil Gibran
Four snakes gliding up and down a hollow for no purpose that I could see not to eat, not for love, but only gliding. Ralph Waldo Emerson
But the real, tremendous truth is this: suffering serves no purpose whatever. Cesare Pavese
Confession without contrition serves no purpose. Sicilian Proverb