expression
many a little makes a mickle; every little helps
Colloquial abbreviation of the proverb ちりも積もれば山となる (even dust, when piled up, becomes a mountain). Used to encourage saving small amounts or doing small tasks consistently.
See also: ちりも積もれば山となる
毎日100円ずつ貯金してるんだ。ちりつもだよ。
I save 100 yen every day. Every little helps, you know.
単語を一日五つ覚えるだけでも、ちりつもで大きな差になる。
Even learning just five words a day makes a big difference over time—many a little makes a mickle.