Ultimately, the accountability entailed in answering to your investors is invaluable.
A map—easily had on the internet—and a sense of time are invaluable.
The ability to read Soviet military communications during the conflict would have been invaluable.
Comments like these are precisely the reason Kent finds, and I suspect we all find, storytelling to be invaluable.
When our battalion commander fixed it on my chest in the presence of other officers, he said my work had been invaluable.
We will sack these towers, without the loss of so invaluable a life.
In such a position the presence of Colonel O'Bryen was invaluable.
The work is invaluable for its philological research and critical acumen.
After the regiment entered the field, his services were invaluable.
Political liberty was born, and its invaluable blessings were conceived, if they were not realized.