I am broke
No money at all
I can kick your butt
I am much superior than you
Idle rich
Person who are very rich and don't have to work.
If the shoes fit, just wear it
Learn to accept the reality
Ill at ease
Feel annoy
In a different league
Very superior
In a good light
Good qualification / personality
In a nutshell
In conclusion / in summary
In a word
Very short summary
In black and white
Formal (dress)
In like a lion, out like a lamb
Something that has a very good start but very bad ending
In one's cup
Drunk
In stitches
Laugh out loud
In the light of
Have been considered
In the long run
In the long future
In the soup
In trouble
In touch
Keep contact
Inside out
From the inside to the ouside / Wear cloth on the wrong side
Into thin air
Gone without a trace
It beats me
Completely do not understand something
Ivory tower
A perfect, and unreal, place where everyone dreams to stay.