Sustainability isn't an option—it's our responsibility to future generations.
The defining characteristic of pessimists is that they tend to believe bad events will last a long time, will undermine everything they do, and are their own fault.
注释:恭敬、节俭、谦逊、守礼,这样才能自我坚守。深谋远虑,这样才能避免困厄。亲近仁德之士、结交正直之人,这样才能在危难时得到帮助。