True sustainability means leaving the land better than we found it for future generations.
【释义】即使马鞭很长,也打不到马的肚子。
Technology is not just a tool. It can give learners a voice that they may not have had before.
可持续性领导力意味着做出将在20年后受到赞扬的决定,而不仅仅是明天。
The most exciting discoveries often come from looking at old problems in completely new ways.