货尽而后知不足,是不知量也,事已,而后知货之有余,是不知节也
解释:货卖完了才知道不足,是由于不懂得计量;事情结束了才知道有余,是由于不懂得调节。
Reading is faster than listening. Doing is faster than watching.
"In the vastness of the cosmos, every discovery is a step closer to understanding our place in it."
在计算机科学中,我们经常处理那些容易陈述但难以解决的问题。