A man that breaks his word, bids others be false to him.
More English Proverbs:
He that hath no ill fortune is troubled with good.English
Every one thinks his sack heaviest.
English
Don't burn your bridges before they're crossed.
English
No time to waste like the present.
English
A king's face should show grace.
English
Lead a pig to the Rhine, it remains a pig.
English