The circular economy is about creating a system that works long-term, for everyone.
The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.
翻譯：所以不完全了解用兵的危害，就不能完全了解用兵的好處。
Life has no meaning a priori. It is up to you to give it a meaning.
To one who has faith， no explanation is necessary.To one without faith， no explanation is possible.
"Home is wherever I'm with you."