Silence must be comprehended as not solely the absence of sound. It is the natural environment for serenity and contemplation. Life without silence is life without privacy. The difference between sanity and madness is the quality of our thoughts. Silence is on the side of sanity.

Laughter serves as a blocking agent. Like a bullet-proof vest, it may help protect you against the ravages of negative emotions that can assault you in disease.

Just as there is no loss of basic energy in the universe, so no thought or action is without its effects, present or ultimate, seen or unseen, felt or unfelt.

History is an accumulation of error.

Nothing is more powerful than an individual acting out their conscience, thus helping bring the collective conscience to life.

In a democracy, the individual enjoys not only the ultimate power but carries the ultimate responsibility.

The message from the moon which we have flashed to the far corners of this planet is that no problem need any longer be considered insoluble.