An ill deed cannot bring honor.
For want of a naile the shoe is lost, for want of a shoe the horse is lost, for want of a horse the rider is lost.
To speake of an Vsurer at the table marres the wine.
All are presumed good till they are found at fault.
Mention not a halter in the house of him that was hanged.
The beast that goes alwaies never wants blowes.