PERSONALITY
All work and no play makes Jack a dull boy
A proverb meaning that one should have recreation as well as work. (Jack does not refer to anyone in particular, and the phrase can be used for persons of either sex. Fixed order.)Stop reading that book and go out and play! All work and no play makes Jack a dull boy.The doctor told Mr. Jones to stop working on weekends and start playing golf, because all work and no play makes Jack a dull boy.
be an unknown quantity
to be a person or thing about which no one is certain.John is an unknown quantity. We don't know how he's going to act.The new clerk is an unknown quantity. Things may not turn out all right.
Pretty is as pretty does
you should do pleasant things if you wish to be considered pleasant.Now, Sally. Let's be nice. Pretty is as pretty does.My great aunt always used to say "pretty is as pretty does" to my sister.