282Japanese idiom 四字熟語
三日坊主
みっかぼうずMikka bōzu
“A three-day monk.”
The meaning
The one who drops the robe on the third morning: the phrase affectionately mocks our flash resolutions. The known cure — aim so small that quitting would be harder than continuing.
At the origin
A popular expression, entirely secular in use, for enthusiasms without a morrow.
The characters
In practice
Shrink your new habit to two minutes a day — the fourth day will be yours.