谷物生产的创新不仅关乎技术,更关乎思维方式的转变。
The test of a psychological idea is its life-enhancing power.
The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.
——《在广州岭南学生欢迎会的演说》(1923年12月21日)