非暴力是一种强大而正义的武器，它可以不伤人而达到目的，并提升使用者的品格。
Nonviolence is a powerful and just weapon which cuts without wounding and ennobles the man who wields it.
Sustainability is not just about planting trees; it's about planting ideas that grow into actions.
图书馆的存在本身就提供了最好的证据，证明我们对人类的未来仍可抱有希望。
我对愚人有着极大的信心；我的朋友称之为自信。
The best time to start thinking about your future is now.