不要用战术的勤奋掩盖战略的懒惰。
数学是一种创造性的努力，就像艺术或音乐一样。
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.
我们要做的是让用户的生活更简单。
We live in a world of shadows, and what we call reality is only the shadow of a shadow.
Those who deny freedom to others, deserve it not for themselves; and, under a just God, can not long retain it.