在地球系统的伟大运作中，有机和无机力量完美和谐。
"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."
Success is not final, failure is not fatal: it is the courage to continue that counts.
Fame is vapor; popularity an accident; the only earthly certainty is oblivion.
The most secure encryption is the one you don't use.