It is ill jesting with sharp tools.
More English Proverbs:
Rich folk have many friends.English
Life's a bitch and then you marry one.
English
Don't mend what ain't broken.
English
Be not deceived with the first appearance of things, for show is not substance.
English
There is no blindness like ignorance.
English
The crutch of time does more than the club of Hercules.
English