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。
The best science often comes from asking the simplest questions.
I don't count my sit-ups. I only start counting when it starts hurting.
The challenge is to make the ordinary extraordinary.
在全球化竞争中,我们必须保持开放的心态和学习的态度。