between ourselves

We know that survival depends on maintaining the balance between ourselves and its prey!

Yes, I remembered that hostility to Archie certainly had resulted in a rapprochement between ourselves.

As our regular rate is $125 per annum for this service, the necessity of regarding the matter between ourselves is apparent.

And, between ourselves, it is that which induces me to doubt sometimes the truth of my opinions.

But between ourselves, madame, his lordship is a little hard to deal with.

Between ourselves, Mr. Steward Horner does not like having me for a clerk.