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 discipline of desire is the background of character.
Your vibe attracts your tribe.
We must design for the human experience, not just for efficiency.
创新不仅仅是技术问题，更是思维方式的转变。