石いしの上うえにも三さん年ねん

expression, noun

perseverance prevails; patience wears the stone

Proverb meaning that even a cold stone will warm up if you sit on it for three years; encourages patient persistence.

• 石いしの上うえにも三さん年ねんというから、もう少すこし頑がん張ばってみよう。

  They say perseverance prevails, so let's keep at it a little longer.