Existence is not its own justification.
The child is not a passive recipient of knowledge but an active participant in the learning process.
The key to performance is elegance, not battalions of special cases.
The foundation of any great company is its people - invest in them, and they will build your success.
晏子春秋
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.