That data, he said, had proved important over the last few years.
This experience was to prove important for his later writing.
Harry's job was to prove more important than even he or his chief supposed.
That would prove important in case the game has changed.
It might prove more important than all the rest combined.
The relationship between the two men proved important for them both.
Those points might prove important later; at present there was other business.
Since then it has proved important in its own right.
Along with each step, certain practices proved especially important to the success of their efforts.
In the end, however, witness information did not prove important.