Cultural transformation announces itself in sputtering fits and starts, sparked here and there by minor incidents, warmed by new ideas that may smolder for decades. In many different places, at different times, the kindling is laid for the real conflagration-the one that will consume the old landmarks and alter the landscape forever.

We live what we know. If we believe the universe and ourselves to be mechanical, we will live mechanically.

The spiritual quest begins, for most people, as a search for meaning.

War is unthinkable in a society of autonomous people who have discovered the connectedness of all humanity, who are unafraid of alien ideas and alien cultures, who know that all revolutions begin within and that you cannot impose your brand of enlightenment on anyone else.

Whatever the rationale, the suppression of unorthodox cancer therapies and the sustained persecution of their proponents by government and colleagues runs counter to freedom of thought, much less freedom of choice.

Your past is not your potential. In any hour you can choose to liberate the future.

Real progress in understanding nature is rarely incremental. All important advances are sudden intuitions, new principles, new ways of seeing.