Thou mayest as well expect to grow stronger by always eating as wiser by always reading. Too much overcharges Nature, and turns more into disease than nourishment. 'Tis thought and digestion which makes books serviceable, and give health and vigor to the mind.

We are operating at an overall mechanical efficiency of only four percent... Therefore, we find that if we increase the overall mechanical efficiency to only twelve percent we can take care of everybody. That three-fold increase in the overall efficiency can only be accomplished by redesign.

Our little Spaceship Earth is only eight thousand miles in diameter, which is almost a negligible dimension in the great vastness of space.

If man chooses oblivion, he can go right on leaving his fate to his political leaders. If he chooses Utopia, he must initiate an enormous education program - immediately, if not sooner.

Whether we are able to be a complete success or failure is in such critical balance that every smallest human test of integrity every smallest moment-to-moment decision tips the scales affirmatively or negatively.

We must progress to the stage of doing all the right things for all the right reasons instead of doing all the right things for all the wrong reasons.

We are here as local information harvesters, local problem-solvers in support of the integrity of eternally regenerative Universe. The fact that we get away from physical problems doesn't mean we go away from problems. The problems are really rarely physical.