There is no man so blind as one who has made up his mind.
Fear invites aggression - do not show it to a predator.
Simplicity is the most difficult of all concepts.
The man who sees an opportunity and does nothing is asleep with his eyes open.
Let the future remain uncertain, for that is the canvas to receive our desires.
The first step in innovation is to know that a thing can be created. After that, the rest is a matter of detail.