A little knowledge that acts is worth infinitely more than much knowledge that is idle.
We can no longer prosper by increasing human productivity. The more we try to do, the more poverty we will create.
Follow the path of the unsafe, independent thinker. Expose your ideas to the dangers of controversy. Speak your mind and fear less the label of 'crackpot' than the stigma of conformity. And on issues that seem important to you, stand up and be counted at any cost.