What you end up seeing when you look at history is that people who have been good at pushing the boundaries of possibility, and exploring those frontiers of good ideas and innovations, have rarely done it in moments of great inspiration. They dont just have a brilliant breakthrough idea out of nowhere and leap ahead of everyone else.
By: Steven Johnson
The bedrock nature of space and time and the unification of cosmos and quantum are surely among sciences great open frontiers. These are parts of the intellectual map where were still groping for the truth - where, in the fashion of ancient cartographers, we must still inscribe here be dragons.
By: Martin Rees
The words spoken by the leader of the free world can expand the frontiers of freedom or shrink them. When Ronald Reagan called on Gorbachev to tear down this wall, a surge of confidence rose that would ultimately breach the bounds of the evil empire.
By: Mitt Romney
The first step to this end is to develop peace and goodwill within our borders, by training our youth of both sexes to its practice as their habit of life, so that the jealousies of town against town, class against class and sect against sect no longer exist; and then to extend this good feeling beyond our frontiers towards our neighbours.