The mind once enlightened cannot again become dark.
一旦心灵被启蒙,就无法再次变得黑暗。
一件事不一定是真的或假的;它可能既是真的又是假的。
Sustainability is not an option; it's a responsibility we owe to future generations.
Coal has powered our past, but we must be honest about its role in our future.
The spirit of moderation should also be the spirit of the lawgiver.