"One might say science is the sum total of our knowledge of the universe, the great library of the known, but the practice of science happens at the border between the known and the unknown. Standing on the shoulders of giants, we peer into the darkness with eyes opened not in fear but in wonder."

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At the front end, to stop people from illegally entering our country, not at the back end, by reimbursing states after it has failed to enforce the border. [I] would allocate additional resources to enforcing the border, so states such as Texas and California would not have the huge expenses they currently do.

— George H. W. Bush