不能实行民权主义,便不能说是民治,不是民治怎么可以说是民国呢?
——在广州全国青年联合会演说,1923年10月21日
忘记不是记忆力的问题,而是注意力的问题。
I've never known anyone who was what he or she seemed; or at least, was only what he or she seemed.
知识的最大敌人不是无知,而是对知识的幻觉。
Continuous learning is the only way to maintain a competitive advantage.