"In the realm of science, every question answered leads to a dozen more waiting to be explored."
"The past is a ghost that refuses to leave."
I don't need approval to be myself.
成功需要坚持,面对失败不放弃的能力,并从失败中学习。
——《在山西实业界学界及各党派欢迎会的演说》(1912年9月20日)