如果你还在想着昨天，你就不会有更好的明天。
The principal effect of the progress of society is to increase the quantity of wealth, and the power of distributing it.
Explore the inner world through meditation.
您认为自己知道什么时候可以学习，更确定什么时候可以写作，甚至更多的时候可以教书，但是可以确定何时可以编程。
Success in life means doing that thing than which nothing else is more dear to you.
The advancement of mathematics is through the continuous questioning of established truths.
优化是在给定约束条件下做出最佳选择的艺术。
做数学的艺术在于找到包含所有普遍性萌芽的特殊情况。
"The best stories don't just entertain; they linger in the heart long after the last page is turned."