idle brain is the devil's workshop

Prov. People who have nothing worthwhile to think about will usually think of something bad to do. We need to figure out something constructive for Tom to do in the afternoons after school. An idle brain is the devil's workshop.

Common Names:

Name	Pronounced	Usage
Letha	-	English
JeĻEna	-	Latvian
BoŽIdarka	-	Serbian
Tajeddigt	-	Northern African, Berber
Chou	cho:	Japanese (Rare)
Kiro	-	Macedonian