自由是一个沉重的负担，是精神承担的伟大而奇怪的负担。
Freedom is a heavy load, a great and strange burden for the spirit to undertake.
The stock exchange is a poor substitute for the Holy Grail.
Every challenge in farming is an opportunity to grow - literally and figuratively.
Success is not final, failure is not fatal: it is the courage to continue that counts.
He who can, does. He who cannot, teaches.
我们必须设计适应人类行为的技术，而不是反过来。
天才是疯狂的诸多形式之一。