The soft droppes of rain perce the hard marble; many strokes overthrow the tallest oaks.

P. 81. Compare: "Water continually dropping will wear hard rocks hollow", Plutarch, Of the Training of Children; "Stillicidi casus lapidem cavat" (translation: "Continual dropping wears away a stone"), Lucretius, i. 314; "Many strokes, though with a little axe,/ Hew down and fell the hardest-timber'd oak", William Shakespeare, 3 Henry VI, act ii, sc. 1