Sentence examples for is a testing of from inspiring English sources

Science is a testing of ideas, discarding bad ones, narrowing possibilities, happening on entirely new ideas in the process.

It is a test of endurance.

"This is a test of international law.

"The US Open is a test of patience.

This is a test of their power".

It is a test of character.

A time of prosperity is a test of vision.

It is a test of who we are.

This is a test of will for our country.

"This is a test of our memory," he said.

As it happens, there is a test of this theory.