当你向积极性敞开心扉时，你就向可能性敞开了思想。
"Sometimes the hardest journeys are the ones that take you back to yourself."
Old age is not interesting until one gets there.
我这一代人最伟大的发现是，人类可以通过改变心态来改变他们的生活。
Learning is not a passive process; it involves the active construction of knowledge.
The old dreams were very good dreams; they didn't work out, but I'm glad I had them.