Emotions
Happy Camper
to be satisfied, happy about something
feel blue
to be sad or depressed
Call the shots
making all the decisions, being in charge
Down in the dumps
to be sad or depressed
See red
to become furious
Learning the ropes
understanding the basics of a job
On cloud 9
to be extremely happy and in bliss
True Colors
Someone's actual personality
Hit the ground running
immediately start working hard on a big task
get under one's skin
to become irritated or annoyed by someone
Tickled pink
be pleased by something or someone
think outside the box
to come up with more creative ideas
Shaken up
to be scared or shocked by something
White lie
a harmless lie, usually to avoid hurting someone's feelings
Go the extra mile
do more than what is required