Waste of time is not acceptable in the Cause of God.

But recreation which may improve the bodily powers, as exercise, is desirable .-- A Heavenly Vista, p.

9.
Cleanliness Baha'u'llah says, in the Book of Aqdas:-- Be the essence of cleanliness among mankind ...

under all circumstances conform yourselves to refined manners ...

let no trace of uncleanliness appear on your clothes....