没有改变就不可能进步，而无法改变思想的人也无法改变任何事。
Sustainability isn't an option; it's a responsibility we owe to future generations.
过去从未消逝，它甚至还没有过去。
The greatest happiness of life is the conviction that we are loved; loved for ourselves, or rather, loved in spite of ourselves.
Every book is a journey, and every journey could become a book.