The secret of change is to focus all of your energy not on fighting the old, but on building the new.
一本好书的衡量标准在于它让你思考和感受的程度。
数学不知道种族或地理界限;对于数学来说,文化世界是一个国家。
The city is the greatest human invention, and architects must serve its evolution.
如果你不犯错误,说明你不够努力。
粮食安全的未来就在波涛之下,我们必须负责任地利用它。