That would be sufficient.
This should be plenty.
それで十分だよ。
I think that is enough already.
That feeling is enough for me.
That is sufficient as it is now.
That thought is enough for me.
That was enough.
That will be enough for now.
Just that was enough for me.
This will do (the business)―answer the purpose―serve my turn.
That will be enough for them.
This sum will be enough for our immediate needs.
This will do for the present.
That's enough for now.
I think that's enough.
It would be enough for you to do that.
That thought is enough for me.
10 minutes will do.