爱就是试图理解对方。
愛とは、相手を理解しようとすることだ。
The only thing necessary for the triumph of evil is for good men to do nothing.
Sustainability is no longer an option—it's a business imperative.
To be a good mathematician, you need to have both intuition and rigor.
Traveling is for me a source of rejuvenating vitality.
