Learning and thinking are like the two wings of an airplane, complementary and indispensable. If one reads only to learn without seeking advice or thinking deeply, true knowledge remains elusive; only by combining study with reflection can one attain genuine wisdom.
Reading extracurricular books can broaden one's horizons and provide a global perspective, preventing a narrow worldview, or it can be used to deepen expertise and reach new heights. When reading for personal enrichment or pleasure, one need not struggle with every difficult passage; simply continue reading to maintain flow. Much of our reading of classics is for enjoyment, through which we are naturally influenced and educated; an overly analytical approach often ruins the pleasure of the experience.
Money can buy houses, cars, businesses, delicacies, or material luxuries; however, it cannot buy back lost time. No matter how wealthy one becomes, one can never redeem their lost youth.
When something is in its budding stage and hasn't yet shown its signs, it is called "opportunity" (Ji), which is often difficult to detect. Seizing this opportunity to take action is called "momentum" (Shi), and momentum does not cease until it reaches its peak. Acting according to the circumstances means accurately judging the various trends of things and adjusting one's actions to fit reality, ultimately ensuring an advantageous position and the success of one's endeavors.