Either do not begin or, having begun, do not give up.
More Chinese Proverbs:
No wind, no waves.Chinese
Mischief has swift wings.
Chinese
Thatch your roof before rainy weather, dig your well before you become parched with thirst.
Chinese
Thatch your roof before rainy weather, dig your well before you become parched with thirst.
Chinese
One joy scatters a hundred griefs.
Chinese
He who covers up his mistakes intends to make some more.
Chinese