否！俄國是俄國，中國是中國。俄國有俄國的主義，中國有中國的主義。我方才一篇話，處處論到俄國，是說他革命黨的組織，不是說他的革命的主義。
——回答清華學(xué)生“國民黨施行的，是否俄國的主義？”，1924年2月9日
Psychology must be a science of functions, not just a science of facts.
Understanding the cosmos requires transcending the senses, reaching deeper levels through rational inference and contemplation.
Agricultural modernization is not about abandoning tradition but about revitalizing tradition through innovation.
"The most important thing is to stay curious, to keep learning, to keep growing."