精神是穿透生命本身的生命；它以燃烧在灵魂中的火焰为食。
The spirit is the life that itself cuts through life; it feeds on the fire that burns within the soul.
"The best ideas come when you're not trying too hard."
The gratitude of every home in our Union goes out to the brave men who have fought and died in the service of our country.
我的雄心不仅是走得比前人更远，还要到达人类可能到达的最远处。
当我停止进步的那天，就是我该停止比赛的日子。