The best way to find out what you want in life is to try everything.
It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.
Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.
The meaning of "knowing" has shifted from being able to remember and repeat information to being able to find and use it.
Technological development should serve humans, not replace them.