The secret of health for both mind and body is not to mourn for the past, nor to worry about the future, but to live the present moment wisely and earnestly. There are only two mistakes one can make along the road to truth; not going all the way, and not starting.
How selfish soever man may be supposed, there are evidently some principles in his nature, which interest him in the fortune of others, and render their happiness necessary to him, though he derives nothing from it, except the pleasure of seeing it.
The point is seeing that THIS - the immediate, everyday and present experience - is IT, the entire and ultimate point for the existence of a universe. I believe that if this state of consciousness could become more universal, the pretentious nonsense which passes for the serious business of the world would dissolve in laughter.