过去半个世纪最重要的政治发展是自由民主在世界范围内的传播。
领导力是关于服务他人,而不是命令他们。
景观研究是对自然与人类文化相互作用的研究。
I'm not perfect, but I'm trying.
I've never known anyone who was what he or she seemed; or at least, was only what he or she seemed.