It's a good idea to plan ahead...
I really like the idea of helping people...
She told me she'd had a brilliant idea.
Some of his ideas about democracy are entirely his own.
...the idea that reading too many books ruins your eyes...
My idea of physical perfection is to be very slender.
This table will give you some idea of how levels of ability can be measured...
Could you give us an idea of the range of complaints you've been receiving?...
If you cannot remember the exact date give a rough idea of when it was.
By the end of the week you will have a clear idea of what your eating habits are...
No one has any real idea how much the company will make next year.
I had an idea that he joined the army later, but I may be wrong.
The idea is to encourage people to get to know their neighbours.
He sent for a number of books he admired with the idea of re-reading them...
I had to postpone ideas of a career and stay at home.
'Is she coming by coach?' — 'Well I've no idea.'
We haven't the faintest idea where he is.
It isn't too difficult once you get the idea...
You're beginning to get the idea.
We are both so happy, you have no idea...
You have no idea how depressed it made me.