我不计算练习的时间，而是让时间有价值。
I don’t count the hours I practice, I make the hours count.
Abstraction allows for a kind of freedom that representation sometimes doesn't.
书会说：她这么做是因为。生活说：她这么做了。书是向你解释事情的地方；生活是事情没有解释的地方。
Actions are right in proportion as they tend to promote happiness； wrong as they tend to produce the reverse of happiness.