正如几何学最自然的起点是数学点，在观察和自然历史中采用同样的方法也最真实、简单且富有教益。
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
The purpose of government is to help those who cannot help themselves.
True scientific progress requires both creativity and discipline.
Maybe every man has had two such women, at least two. Married to a red rose, over time, the red becomes a mosquito blood stain on the wall, while the white remains "moonlight before the bed"; married to a white rose, the white becomes a grain of sticky rice on the clothes, while the red remains a cinnabar mole on the heart.
出自《孟子·公孙丑上》，意思是即使面对千万人的反对，我也勇往直前。
译文：上面的官吏廉洁，民间的风俗也会随之改变。
诗歌应当像火焰一样燃烧。
除了诱惑，我什么都能抵抗。
Quality is not a technique, it is a philosophy.
The human being is not a thing among things; things determine each other, but the human being is ultimately self-determining.