It's going to keep you on your toes and ready for anything.
Nothing like a bit of a challenge to keep us on our toes.
Get the kids in and keep them on their toes.
We saw no bears but they kept us on our toes all the same.
If nothing else, it would keep him on his toes.
Well, I did bring her along to keep me on my toes.
And I know that you will keep us on our toes as we do it.
But they did need orders, to be kept on their toes.
I like to keep on my toes and never let them hit me solid.
So all of you keep on your toes and back any play I make.
Idiome