If you can avoid seeking approval of others, your power is limitless.
如果你可以不去寻找别人的认同,那么你的力量就是无穷的。
Choose rather to be strong of soul than strong of body.
艺术不是你看到的,而是你让别人看到的。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
幸福的关键因素并非是物质的或审美的,而永远是心理上的。《旅行的艺术》