不要欺骗自己,认为某事正在工作,而实际上它并没有,否则你会固守一个糟糕的解决方案。
You have to be willing to fail in order to succeed.
小农户是全球粮食安全的支柱——他们值得投资和尊重。
Innovation and technology will be key to meeting the world's growing energy needs while reducing environmental impacts.