09/28/1988
https://www.presidency.ucsb.edu...
"We're free to follow our imaginations into a future of abundant promise."
"You're urging this country on toward a vision of optimism, hope, and prosperity."
"Today we're being called to a second American revolution of hope and opportunity."
"The Convention provides a foundation for global multilateral undertakings to protect the environment and public health from the potential adverse effects of depletion of stratospheric ozone."