You are never too old to set another goal or to dream a new dream.
你永远不会太老而不能设定另一个目标或做一个新的梦。
伦理不是进步的障碍，而是负责任进步的指南。
The best fertilizer is the farmer's shadow—nothing replaces presence and attention in the fields.
真相很少是纯粹的，也从不简单。
The best investment you can make is in yourself.
The best way to predict the future is to create it.
变化是不可避免的，但成长是可选的。
Inflation is a very simple idea, but it explains a lot of things.
Libraries were full of ideas—perhaps the most dangerous and powerful of all weapons.
国际法的发展是一个不断平衡主权与全球治理的过程。