The Metric System is used across the globe, and yet it isn't the first choice in the USA. In order to make trade among the nations easier, we must metricate.
In order to promote the development of science and education domestically, as well as to enhance the dialogue between domestic and international students and scientists, we must metricate.
The transition will provide short-term job growth, but the long-term economic rewards are more profound. It will also allow citizens to take pride that they belong to a first-rate economy and first-rate country that chooses the best tool for the job.
Finally, it holds developmental advantages for children who should be building strong foundations in math and reasoning, not learning a bunch of ugly, broken conversions.