There are uncertainties as to how harmful the consequences will be, but uncertainty is not a valid reason for inaction. (skepticalscience.com)
He also happens to have, in my judgment, a good sense of how to think about — and convey — the interplay of the economic, technological, environmental and sociopolitical dimensions of the energy issue as well as the reasons that the uncertainties afflicting our knowledge of all the dimensions do not add up to a good reason for inaction. (scientificamerican.com)
The third reason for our inaction is even more important: America does not believe there is a «next» generation of schools. (educationnext.org)