The most advanced technology is worthless if it doesn't serve the farmer's needs.
Non-violence is the greatest force at the disposal of mankind.
Don't fight a battle if you don't gain anything by winning.
在理解宇宙的追求中，我们必须保持谦逊，因为我们找到的每一个答案都会引出一系列新的问题。
Respect nature and follow its course.
The spread of liberal democracy has been accompanied by the spread of a global culture that is increasingly homogeneous.
Always listen to your gut. It knows what your head hasn’t figured out yet.