Do good and then do it again.
More Welsh Proverbs:
Reason is the wise man's guide, example the fool's.Welsh
Three remedies of the physicians of Myddfai: water, honey, and labour.
Welsh
Three things give us hardy strength: sleeping on hairy mattresses, breathing cold air, and eating dry food.
Welsh
If you would get ahead, be a bridge.
Welsh
Three things it is best to avoid: a strange dog, a flood, and a man who thinks he is wise.
Welsh
Your hand is never the worse for doing its own work.
Welsh